217482064

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{51683}}^1$

素因数の和:51954

約数の個数: 20

約数和(自身を含む): 422981856

約数和(自身を除く): 205499792

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 51683, 103366, 206732, 413464, 826928, 13592629, 27185258, 54370516, 108741032, 217482064]

約数ペア:

[(1, 217482064), (2, 108741032), (4, 54370516), (8, 27185258), (16, 13592629), (263, 826928), (526, 413464), (1052, 206732), (2104, 103366), (4208, 51683)]