20782040404

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{1129}}^1\times {\mathrm{9041}}^1$

素因数の和:10683

約数の個数: 24

約数和(自身を含む): 36476332200

約数和(自身を除く): 15694291796

約数列:

[1, 2, 4, 509, 1018, 1129, 2036, 2258, 4516, 9041, 18082, 36164, 574661, 1149322, 2298644, 4601869, 9203738, 10207289, 18407476, 20414578, 40829156, 5195510101, 10391020202, 20782040404]

約数ペア:

[(1, 20782040404), (2, 10391020202), (4, 5195510101), (509, 40829156), (1018, 20414578), (1129, 18407476), (2036, 10207289), (2258, 9203738), (4516, 4601869), (9041, 2298644), (18082, 1149322), (36164, 574661)]