19670384

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 39580800

約数和(自身を除く): 19910416

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 149, 223, 296, 298, 446, 592, 596, 892, 1192, 1784, 2384, 3568, 5513, 8251, 11026, 16502, 22052, 33004, 33227, 44104, 66008, 66454, 88208, 132016, 132908, 265816, 531632, 1229399, 2458798, 4917596, 9835192, 19670384]

約数ペア:

[(1, 19670384), (2, 9835192), (4, 4917596), (8, 2458798), (16, 1229399), (37, 531632), (74, 265816), (148, 132908), (149, 132016), (223, 88208), (296, 66454), (298, 66008), (446, 44104), (592, 33227), (596, 33004), (892, 22052), (1192, 16502), (1784, 11026), (2384, 8251), (3568, 5513)]