20949108

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{28619}}^1$

素因数の和:28687

約数の個数: 24

約数和(自身を含む): 49684320

約数和(自身を除く): 28735212

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 28619, 57238, 85857, 114476, 171714, 343428, 1745759, 3491518, 5237277, 6983036, 10474554, 20949108]

約数ペア:

[(1, 20949108), (2, 10474554), (3, 6983036), (4, 5237277), (6, 3491518), (12, 1745759), (61, 343428), (122, 171714), (183, 114476), (244, 85857), (366, 57238), (732, 28619)]