20392772

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{607}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 36873984

約数和(自身を除く): 16481212

約数列:

[1, 2, 4, 37, 74, 148, 227, 454, 607, 908, 1214, 2428, 8399, 16798, 22459, 33596, 44918, 89836, 137789, 275578, 551156, 5098193, 10196386, 20392772]

約数ペア:

[(1, 20392772), (2, 10196386), (4, 5098193), (37, 551156), (74, 275578), (148, 137789), (227, 89836), (454, 44918), (607, 33596), (908, 22459), (1214, 16798), (2428, 8399)]