20153325153

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{161839}}^1$

素因数の和:161989

約数の個数: 32

約数和(自身を含む): 30161797120

約数和(自身を除く): 10008471967

約数列:

[1, 3, 13, 31, 39, 93, 103, 309, 403, 1209, 1339, 3193, 4017, 9579, 41509, 124527, 161839, 485517, 2103907, 5017009, 6311721, 15051027, 16669417, 50008251, 65221117, 195663351, 216702421, 516751927, 650107263, 1550255781, 6717775051, 20153325153]

約数ペア:

[(1, 20153325153), (3, 6717775051), (13, 1550255781), (31, 650107263), (39, 516751927), (93, 216702421), (103, 195663351), (309, 65221117), (403, 50008251), (1209, 16669417), (1339, 15051027), (3193, 6311721), (4017, 5017009), (9579, 2103907), (41509, 485517), (124527, 161839)]