20114960684

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:920

約数の個数: 144

約数和(自身を含む): 45668367360

約数和(自身を除く): 25553406676

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 169, 182, 299, 322, 338, 364, 421, 439, 598, 644, 676, 842, 878, 1183, 1196, 1684, 1756, 2093, 2366, 2947, 3073, 3887, 4186, 4732, 5473, 5707, 5894, 6146, 7774, 8372, 9683, 10097, 10946, 11414, 11788, 12292, 15548, 19366, 20194, 21892, 22828, 27209, 38311, 38732, 39949, 40388, 54418, 67781, 70679, 71149, 74191, 76622, 79898, 108836, 125879, 131261, 135562, 141358, 142298, 148382, 153244, 159796, 184819, 251758, 262522, 271124, 282716, 284596, 296764, 369638, 498043, 503516, 519337, 525044, 739276, 881153, 918827, 996086, 1038674, 1293733, 1636427, 1706393, 1762306, 1837654, 1992172, 2077348, 2402647, 2587466, 3272854, 3412786, 3524612, 3675308, 4250837, 4805294, 5174932, 6545708, 6825572, 8501674, 9610588, 11454989, 11944751, 16818529, 17003348, 22909978, 23889502, 29755859, 31234411, 33637058, 45819956, 47779004, 55260881, 59511718, 62468822, 67274116, 110521762, 119023436, 124937644, 218640877, 221043524, 386826167, 437281754, 718391453, 773652334, 874563508, 1436782906, 1547304668, 2873565812, 5028740171, 10057480342, 20114960684]

約数ペア:

[(1, 20114960684), (2, 10057480342), (4, 5028740171), (7, 2873565812), (13, 1547304668), (14, 1436782906), (23, 874563508), (26, 773652334), (28, 718391453), (46, 437281754), (52, 386826167), (91, 221043524), (92, 218640877), (161, 124937644), (169, 119023436), (182, 110521762), (299, 67274116), (322, 62468822), (338, 59511718), (364, 55260881), (421, 47779004), (439, 45819956), (598, 33637058), (644, 31234411), (676, 29755859), (842, 23889502), (878, 22909978), (1183, 17003348), (1196, 16818529), (1684, 11944751), (1756, 11454989), (2093, 9610588), (2366, 8501674), (2947, 6825572), (3073, 6545708), (3887, 5174932), (4186, 4805294), (4732, 4250837), (5473, 3675308), (5707, 3524612), (5894, 3412786), (6146, 3272854), (7774, 2587466), (8372, 2402647), (9683, 2077348), (10097, 1992172), (10946, 1837654), (11414, 1762306), (11788, 1706393), (12292, 1636427), (15548, 1293733), (19366, 1038674), (20194, 996086), (21892, 918827), (22828, 881153), (27209, 739276), (38311, 525044), (38732, 519337), (39949, 503516), (40388, 498043), (54418, 369638), (67781, 296764), (70679, 284596), (71149, 282716), (74191, 271124), (76622, 262522), (79898, 251758), (108836, 184819), (125879, 159796), (131261, 153244), (135562, 148382), (141358, 142298)]