20187685424

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{1319}}^1\times {\mathrm{2179}}^1$

素因数の和:3945

約数の個数: 40

約数和(自身を含む): 39250464000

約数和(自身を除く): 19062778576

約数列:

[1, 2, 4, 8, 16, 439, 878, 1319, 1756, 2179, 2638, 3512, 4358, 5276, 7024, 8716, 10552, 17432, 21104, 34864, 579041, 956581, 1158082, 1913162, 2316164, 2874101, 3826324, 4632328, 5748202, 7652648, 9264656, 11496404, 15305296, 22992808, 45985616, 1261730339, 2523460678, 5046921356, 10093842712, 20187685424]

約数ペア:

[(1, 20187685424), (2, 10093842712), (4, 5046921356), (8, 2523460678), (16, 1261730339), (439, 45985616), (878, 22992808), (1319, 15305296), (1756, 11496404), (2179, 9264656), (2638, 7652648), (3512, 5748202), (4358, 4632328), (5276, 3826324), (7024, 2874101), (8716, 2316164), (10552, 1913162), (17432, 1158082), (21104, 956581), (34864, 579041)]