19421214

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 39929760

約数和(自身を除く): 20508546

約数列:

[1, 2, 3, 6, 53, 106, 157, 159, 314, 318, 389, 471, 778, 942, 1167, 2334, 8321, 16642, 20617, 24963, 41234, 49926, 61073, 61851, 122146, 123702, 183219, 366438, 3236869, 6473738, 9710607, 19421214]

約数ペア:

[(1, 19421214), (2, 9710607), (3, 6473738), (6, 3236869), (53, 366438), (106, 183219), (157, 123702), (159, 122146), (314, 61851), (318, 61073), (389, 49926), (471, 41234), (778, 24963), (942, 20617), (1167, 16642), (2334, 8321)]