18780968844

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{83059}}^1$

素因数の和:83651

約数の個数: 72

約数和(自身を含む): 51881269440

約数和(自身を除く): 33100300596

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 571, 1142, 1713, 2284, 3426, 5139, 6281, 6852, 10278, 12562, 18843, 20556, 25124, 37686, 56529, 75372, 83059, 113058, 166118, 226116, 249177, 332236, 498354, 747531, 913649, 996708, 1495062, 1827298, 2740947, 2990124, 3654596, 5481894, 8222841, 10963788, 16445682, 32891364, 47426689, 94853378, 142280067, 189706756, 284560134, 426840201, 521693579, 569120268, 853680402, 1043387158, 1565080737, 1707360804, 2086774316, 3130161474, 4695242211, 6260322948, 9390484422, 18780968844]

約数ペア:

[(1, 18780968844), (2, 9390484422), (3, 6260322948), (4, 4695242211), (6, 3130161474), (9, 2086774316), (11, 1707360804), (12, 1565080737), (18, 1043387158), (22, 853680402), (33, 569120268), (36, 521693579), (44, 426840201), (66, 284560134), (99, 189706756), (132, 142280067), (198, 94853378), (396, 47426689), (571, 32891364), (1142, 16445682), (1713, 10963788), (2284, 8222841), (3426, 5481894), (5139, 3654596), (6281, 2990124), (6852, 2740947), (10278, 1827298), (12562, 1495062), (18843, 996708), (20556, 913649), (25124, 747531), (37686, 498354), (56529, 332236), (75372, 249177), (83059, 226116), (113058, 166118)]