18456308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4999}}^1$

素因数の和:5087

約数の個数: 24

約数和(自身を含む): 35280000

約数和(自身を除く): 16823692

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 4999, 9998, 19996, 64987, 129974, 259948, 354929, 709858, 1419716, 4614077, 9228154, 18456308]

約数ペア:

[(1, 18456308), (2, 9228154), (4, 4614077), (13, 1419716), (26, 709858), (52, 354929), (71, 259948), (142, 129974), (284, 64987), (923, 19996), (1846, 9998), (3692, 4999)]