20380368

素因数分解:

$2^4\times 3^1\times {\mathrm{281}}^1\times {\mathrm{1511}}^1$

素因数の和:1803

約数の個数: 40

約数和(自身を含む): 52871616

約数和(自身を除く): 32491248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 281, 562, 843, 1124, 1511, 1686, 2248, 3022, 3372, 4496, 4533, 6044, 6744, 9066, 12088, 13488, 18132, 24176, 36264, 72528, 424591, 849182, 1273773, 1698364, 2547546, 3396728, 5095092, 6793456, 10190184, 20380368]

約数ペア:

[(1, 20380368), (2, 10190184), (3, 6793456), (4, 5095092), (6, 3396728), (8, 2547546), (12, 1698364), (16, 1273773), (24, 849182), (48, 424591), (281, 72528), (562, 36264), (843, 24176), (1124, 18132), (1511, 13488), (1686, 12088), (2248, 9066), (3022, 6744), (3372, 6044), (4496, 4533)]