20121938016

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{36779}}^1$

素因数の和:36972

約数の個数: 96

約数和(自身を含む): 54499132800

約数和(自身を除く): 34377194784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 139, 164, 246, 278, 328, 417, 492, 556, 656, 834, 984, 1112, 1312, 1668, 1968, 2224, 3336, 3936, 4448, 5699, 6672, 11398, 13344, 17097, 22796, 34194, 36779, 45592, 68388, 73558, 91184, 110337, 136776, 147116, 182368, 220674, 273552, 294232, 441348, 547104, 588464, 882696, 1176928, 1507939, 1765392, 3015878, 3530784, 4523817, 5112281, 6031756, 9047634, 10224562, 12063512, 15336843, 18095268, 20449124, 24127024, 30673686, 36190536, 40898248, 48254048, 61347372, 72381072, 81796496, 122694744, 144762144, 163592992, 209603521, 245389488, 419207042, 490778976, 628810563, 838414084, 1257621126, 1676828168, 2515242252, 3353656336, 5030484504, 6707312672, 10060969008, 20121938016]

約数ペア:

[(1, 20121938016), (2, 10060969008), (3, 6707312672), (4, 5030484504), (6, 3353656336), (8, 2515242252), (12, 1676828168), (16, 1257621126), (24, 838414084), (32, 628810563), (41, 490778976), (48, 419207042), (82, 245389488), (96, 209603521), (123, 163592992), (139, 144762144), (164, 122694744), (246, 81796496), (278, 72381072), (328, 61347372), (417, 48254048), (492, 40898248), (556, 36190536), (656, 30673686), (834, 24127024), (984, 20449124), (1112, 18095268), (1312, 15336843), (1668, 12063512), (1968, 10224562), (2224, 9047634), (3336, 6031756), (3936, 5112281), (4448, 4523817), (5699, 3530784), (6672, 3015878), (11398, 1765392), (13344, 1507939), (17097, 1176928), (22796, 882696), (34194, 588464), (36779, 547104), (45592, 441348), (68388, 294232), (73558, 273552), (91184, 220674), (110337, 182368), (136776, 147116)]