20198354834

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1\times {\mathrm{76607}}^1$

素因数の和:77162

約数の個数: 32

約数和(自身を含む): 35631912960

約数和(自身を除く): 15433558126

約数列:

[1, 2, 7, 14, 37, 74, 259, 509, 518, 1018, 3563, 7126, 18833, 37666, 76607, 131831, 153214, 263662, 536249, 1072498, 2834459, 5668918, 19841213, 38992963, 39682426, 77985926, 272950741, 545901482, 1442739631, 2885479262, 10099177417, 20198354834]

約数ペア:

[(1, 20198354834), (2, 10099177417), (7, 2885479262), (14, 1442739631), (37, 545901482), (74, 272950741), (259, 77985926), (509, 39682426), (518, 38992963), (1018, 19841213), (3563, 5668918), (7126, 2834459), (18833, 1072498), (37666, 536249), (76607, 263662), (131831, 153214)]