19005116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21499}}^1$

素因数の和:21533

約数の個数: 24

約数和(自身を含む): 37926000

約数和(自身を除く): 18920884

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21499, 42998, 85996, 279487, 365483, 558974, 730966, 1117948, 1461932, 4751279, 9502558, 19005116]

約数ペア:

[(1, 19005116), (2, 9502558), (4, 4751279), (13, 1461932), (17, 1117948), (26, 730966), (34, 558974), (52, 365483), (68, 279487), (221, 85996), (442, 42998), (884, 21499)]