28710704

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{163129}}^1$

素因数の和:163148

約数の個数: 20

約数和(自身を含む): 60684360

約数和(自身を除く): 31973656

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 163129, 326258, 652516, 1305032, 1794419, 2610064, 3588838, 7177676, 14355352, 28710704]

約数ペア:

[(1, 28710704), (2, 14355352), (4, 7177676), (8, 3588838), (11, 2610064), (16, 1794419), (22, 1305032), (44, 652516), (88, 326258), (176, 163129)]