20898173673

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1\times {\mathrm{3539}}^1$

素因数の和:4830

約数の個数: 48

約数和(自身を含む): 33337624320

約数和(自身を除く): 12439450647

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1231, 1599, 3539, 3693, 4797, 10617, 11079, 16003, 31851, 46007, 48009, 50471, 138021, 144027, 145099, 151413, 414063, 435297, 454239, 656123, 1305891, 1886287, 1968369, 4356509, 5658861, 5905107, 13069527, 16976583, 39208581, 56634617, 169903851, 178616869, 509711553, 535850607, 1607551821, 2322019297, 6966057891, 20898173673]

約数ペア:

[(1, 20898173673), (3, 6966057891), (9, 2322019297), (13, 1607551821), (39, 535850607), (41, 509711553), (117, 178616869), (123, 169903851), (369, 56634617), (533, 39208581), (1231, 16976583), (1599, 13069527), (3539, 5905107), (3693, 5658861), (4797, 4356509), (10617, 1968369), (11079, 1886287), (16003, 1305891), (31851, 656123), (46007, 454239), (48009, 435297), (50471, 414063), (138021, 151413), (144027, 145099)]