15856828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4999}}^1$

素因数の和:5077

約数の個数: 24

約数和(自身を含む): 30380000

約数和(自身を除く): 14523172

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 4999, 9998, 19996, 64987, 129974, 259948, 304939, 609878, 1219756, 3964207, 7928414, 15856828]

約数ペア:

[(1, 15856828), (2, 7928414), (4, 3964207), (13, 1219756), (26, 609878), (52, 304939), (61, 259948), (122, 129974), (244, 64987), (793, 19996), (1586, 9998), (3172, 4999)]