20199963888

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{907}}^1\times {\mathrm{11897}}^1$

素因数の和:12831

約数の個数: 120

約数和(自身を含む): 60952692528

約数和(自身を除く): 40752728640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 907, 936, 1814, 1872, 2721, 3628, 5442, 7256, 8163, 10884, 11791, 11897, 14512, 16326, 21768, 23582, 23794, 32652, 35373, 35691, 43536, 47164, 47588, 65304, 70746, 71382, 94328, 95176, 106119, 107073, 130608, 141492, 142764, 154661, 188656, 190352, 212238, 214146, 282984, 285528, 309322, 424476, 428292, 463983, 565968, 571056, 618644, 848952, 856584, 927966, 1237288, 1391949, 1697904, 1713168, 1855932, 2474576, 2783898, 3711864, 5567796, 7423728, 10790579, 11135592, 21581158, 22271184, 32371737, 43162316, 64743474, 86324632, 97115211, 129486948, 140277527, 172649264, 194230422, 258973896, 280555054, 388460844, 420832581, 517947792, 561110108, 776921688, 841665162, 1122220216, 1262497743, 1553843376, 1683330324, 2244440432, 2524995486, 3366660648, 5049990972, 6733321296, 10099981944, 20199963888]

約数ペア:

[(1, 20199963888), (2, 10099981944), (3, 6733321296), (4, 5049990972), (6, 3366660648), (8, 2524995486), (9, 2244440432), (12, 1683330324), (13, 1553843376), (16, 1262497743), (18, 1122220216), (24, 841665162), (26, 776921688), (36, 561110108), (39, 517947792), (48, 420832581), (52, 388460844), (72, 280555054), (78, 258973896), (104, 194230422), (117, 172649264), (144, 140277527), (156, 129486948), (208, 97115211), (234, 86324632), (312, 64743474), (468, 43162316), (624, 32371737), (907, 22271184), (936, 21581158), (1814, 11135592), (1872, 10790579), (2721, 7423728), (3628, 5567796), (5442, 3711864), (7256, 2783898), (8163, 2474576), (10884, 1855932), (11791, 1713168), (11897, 1697904), (14512, 1391949), (16326, 1237288), (21768, 927966), (23582, 856584), (23794, 848952), (32652, 618644), (35373, 571056), (35691, 565968), (43536, 463983), (47164, 428292), (47588, 424476), (65304, 309322), (70746, 285528), (71382, 282984), (94328, 214146), (95176, 212238), (106119, 190352), (107073, 188656), (130608, 154661), (141492, 142764)]