20581885655674

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21821}}^1\times {\mathrm{1643231}}^1$

素因数の和:1665102

約数の個数: 32

約数和(自身を含む): 36145477573632

約数和(自身を除く): 15563591917958

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 21821, 43642, 152747, 305494, 894661, 1643231, 1789322, 3286462, 6262627, 11502617, 12525254, 23005234, 67372471, 134744942, 471607297, 943214594, 35856943651, 71713887302, 250998605557, 501997211114, 1470134689691, 2940269379382, 10290942827837, 20581885655674]

約数ペア:

[(1, 20581885655674), (2, 10290942827837), (7, 2940269379382), (14, 1470134689691), (41, 501997211114), (82, 250998605557), (287, 71713887302), (574, 35856943651), (21821, 943214594), (43642, 471607297), (152747, 134744942), (305494, 67372471), (894661, 23005234), (1643231, 12525254), (1789322, 11502617), (3286462, 6262627)]