20722064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{419}}^1$

素因数の和:719

約数の個数: 40

約数和(自身を含む): 44059680

約数和(自身を除く): 23337616

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 281, 419, 562, 838, 1124, 1676, 2248, 3091, 3352, 4496, 4609, 6182, 6704, 9218, 12364, 18436, 24728, 36872, 49456, 73744, 117739, 235478, 470956, 941912, 1295129, 1883824, 2590258, 5180516, 10361032, 20722064]

約数ペア:

[(1, 20722064), (2, 10361032), (4, 5180516), (8, 2590258), (11, 1883824), (16, 1295129), (22, 941912), (44, 470956), (88, 235478), (176, 117739), (281, 73744), (419, 49456), (562, 36872), (838, 24728), (1124, 18436), (1676, 12364), (2248, 9218), (3091, 6704), (3352, 6182), (4496, 4609)]