20165508558

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{919}}^1\times {\mathrm{1187}}^1$

素因数の和:2206

約数の個数: 96

約数和(自身を含む): 47740492800

約数和(自身を除く): 27574984242

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 919, 1027, 1187, 1422, 1838, 2054, 2374, 2757, 3081, 3561, 5514, 6162, 7122, 8271, 9243, 10683, 11947, 15431, 16542, 18486, 21366, 23894, 30862, 35841, 46293, 71682, 72601, 92586, 93773, 107523, 138879, 145202, 187546, 215046, 217803, 277758, 281319, 435606, 562638, 653409, 843957, 943813, 1090853, 1219049, 1306818, 1687914, 1887626, 2181706, 2438098, 2831439, 3272559, 3657147, 5662878, 6545118, 7314294, 8494317, 9817677, 10971441, 14181089, 16988634, 19635354, 21942882, 28362178, 42543267, 85086534, 86177387, 127629801, 172354774, 255259602, 258532161, 517064322, 775596483, 1120306031, 1551192966, 2240612062, 3360918093, 6721836186, 10082754279, 20165508558]

約数ペア:

[(1, 20165508558), (2, 10082754279), (3, 6721836186), (6, 3360918093), (9, 2240612062), (13, 1551192966), (18, 1120306031), (26, 775596483), (39, 517064322), (78, 258532161), (79, 255259602), (117, 172354774), (158, 127629801), (234, 86177387), (237, 85086534), (474, 42543267), (711, 28362178), (919, 21942882), (1027, 19635354), (1187, 16988634), (1422, 14181089), (1838, 10971441), (2054, 9817677), (2374, 8494317), (2757, 7314294), (3081, 6545118), (3561, 5662878), (5514, 3657147), (6162, 3272559), (7122, 2831439), (8271, 2438098), (9243, 2181706), (10683, 1887626), (11947, 1687914), (15431, 1306818), (16542, 1219049), (18486, 1090853), (21366, 943813), (23894, 843957), (30862, 653409), (35841, 562638), (46293, 435606), (71682, 281319), (72601, 277758), (92586, 217803), (93773, 215046), (107523, 187546), (138879, 145202)]