20180841538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{177739}}^1$

素因数の和:178162

約数の個数: 32

約数和(自身を含む): 35653222080

約数和(自身を除く): 15472380542

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 397, 794, 4367, 5161, 8734, 10322, 56771, 113542, 177739, 355478, 1955129, 2310607, 3910258, 4621214, 25416677, 50833354, 70562383, 141124766, 776186213, 917310979, 1552372426, 1834621958, 10090420769, 20180841538]

約数ペア:

[(1, 20180841538), (2, 10090420769), (11, 1834621958), (13, 1552372426), (22, 917310979), (26, 776186213), (143, 141124766), (286, 70562383), (397, 50833354), (794, 25416677), (4367, 4621214), (5161, 3910258), (8734, 2310607), (10322, 1955129), (56771, 355478), (113542, 177739)]