20122085895

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{491}}^1\times {\mathrm{2843}}^1$

素因数の和:3404

約数の個数: 48

約数和(自身を含む): 33346878336

約数和(自身を除く): 13224792441

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 491, 961, 1473, 2455, 2843, 2883, 4805, 7365, 8529, 14215, 14415, 15221, 42645, 45663, 76105, 88133, 228315, 264399, 440665, 471851, 1321995, 1395913, 1415553, 2359255, 2732123, 4187739, 6979565, 7077765, 8196369, 13660615, 20938695, 40981845, 43273303, 129819909, 216366515, 649099545, 1341472393, 4024417179, 6707361965, 20122085895]

約数ペア:

[(1, 20122085895), (3, 6707361965), (5, 4024417179), (15, 1341472393), (31, 649099545), (93, 216366515), (155, 129819909), (465, 43273303), (491, 40981845), (961, 20938695), (1473, 13660615), (2455, 8196369), (2843, 7077765), (2883, 6979565), (4805, 4187739), (7365, 2732123), (8529, 2359255), (14215, 1415553), (14415, 1395913), (15221, 1321995), (42645, 471851), (45663, 440665), (76105, 264399), (88133, 228315)]