20386804532

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4222619}}^1$

素因数の和:4222711

約数の個数: 24

約数和(自身を含む): 38307608640

約数和(自身を除く): 17920804108

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 4222619, 8445238, 16890476, 71784523, 143569046, 287138092, 299805949, 599611898, 1199223796, 5096701133, 10193402266, 20386804532]

約数ペア:

[(1, 20386804532), (2, 10193402266), (4, 5096701133), (17, 1199223796), (34, 599611898), (68, 299805949), (71, 287138092), (142, 143569046), (284, 71784523), (1207, 16890476), (2414, 8445238), (4828, 4222619)]