19745214908

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{160619}}^1$

素因数の和:161117

約数の個数: 24

約数和(自身を含む): 35110889520

約数和(自身を除く): 15365674612

約数列:

[1, 2, 4, 73, 146, 292, 421, 842, 1684, 30733, 61466, 122932, 160619, 321238, 642476, 11725187, 23450374, 46900748, 67620599, 135241198, 270482396, 4936303727, 9872607454, 19745214908]

約数ペア:

[(1, 19745214908), (2, 9872607454), (4, 4936303727), (73, 270482396), (146, 135241198), (292, 67620599), (421, 46900748), (842, 23450374), (1684, 11725187), (30733, 642476), (61466, 321238), (122932, 160619)]