19570447

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 23748480

約数和(自身を除く): 4178033

約数列:

[1, 13, 23, 29, 37, 61, 299, 377, 481, 667, 793, 851, 1073, 1403, 1769, 2257, 8671, 11063, 13949, 18239, 22997, 24679, 29341, 40687, 51911, 65453, 320827, 528931, 674843, 850889, 1505419, 19570447]

約数ペア:

[(1, 19570447), (13, 1505419), (23, 850889), (29, 674843), (37, 528931), (61, 320827), (299, 65453), (377, 51911), (481, 40687), (667, 29341), (793, 24679), (851, 22997), (1073, 18239), (1403, 13949), (1769, 11063), (2257, 8671)]