20393336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1327}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 40875840

約数和(自身を除く): 20482504

約数列:

[1, 2, 4, 8, 17, 34, 68, 113, 136, 226, 452, 904, 1327, 1921, 2654, 3842, 5308, 7684, 10616, 15368, 22559, 45118, 90236, 149951, 180472, 299902, 599804, 1199608, 2549167, 5098334, 10196668, 20393336]

約数ペア:

[(1, 20393336), (2, 10196668), (4, 5098334), (8, 2549167), (17, 1199608), (34, 599804), (68, 299902), (113, 180472), (136, 149951), (226, 90236), (452, 45118), (904, 22559), (1327, 15368), (1921, 10616), (2654, 7684), (3842, 5308)]