1811594188

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 3465907200

約数和(自身を除く): 1654313012

約数列:

[1, 2, 4, 17, 34, 68, 79, 83, 158, 166, 239, 289, 316, 332, 478, 578, 956, 1156, 1343, 1411, 2686, 2822, 4063, 5372, 5644, 6557, 8126, 13114, 16252, 18881, 19837, 22831, 23987, 26228, 37762, 39674, 45662, 47974, 69071, 75524, 79348, 91324, 95948, 111469, 138142, 222938, 276284, 320977, 337229, 445876, 641954, 674458, 1283908, 1348916, 1567123, 1894973, 3134246, 3789946, 5456609, 5732893, 6268492, 7579892, 10913218, 11465786, 21826436, 22931572, 26641091, 53282182, 106564364, 452898547, 905797094, 1811594188]

約数ペア:

[(1, 1811594188), (2, 905797094), (4, 452898547), (17, 106564364), (34, 53282182), (68, 26641091), (79, 22931572), (83, 21826436), (158, 11465786), (166, 10913218), (239, 7579892), (289, 6268492), (316, 5732893), (332, 5456609), (478, 3789946), (578, 3134246), (956, 1894973), (1156, 1567123), (1343, 1348916), (1411, 1283908), (2686, 674458), (2822, 641954), (4063, 445876), (5372, 337229), (5644, 320977), (6557, 276284), (8126, 222938), (13114, 138142), (16252, 111469), (18881, 95948), (19837, 91324), (22831, 79348), (23987, 75524), (26228, 69071), (37762, 47974), (39674, 45662)]