18101116

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 35191800

約数和(自身を除く): 17090684

約数列:

[1, 2, 4, 11, 22, 44, 121, 149, 242, 251, 298, 484, 502, 596, 1004, 1639, 2761, 3278, 5522, 6556, 11044, 18029, 30371, 36058, 37399, 60742, 72116, 74798, 121484, 149596, 411389, 822778, 1645556, 4525279, 9050558, 18101116]

約数ペア:

[(1, 18101116), (2, 9050558), (4, 4525279), (11, 1645556), (22, 822778), (44, 411389), (121, 149596), (149, 121484), (242, 74798), (251, 72116), (298, 60742), (484, 37399), (502, 36058), (596, 30371), (1004, 18029), (1639, 11044), (2761, 6556), (3278, 5522)]