20065712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73771}}^1$

素因数の和:73796

約数の個数: 20

約数和(自身を含む): 41164776

約数和(自身を除く): 21099064

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 73771, 147542, 295084, 590168, 1180336, 1254107, 2508214, 5016428, 10032856, 20065712]

約数ペア:

[(1, 20065712), (2, 10032856), (4, 5016428), (8, 2508214), (16, 1254107), (17, 1180336), (34, 590168), (68, 295084), (136, 147542), (272, 73771)]