19389692

素因数分解:

$2^2\times 7^2\times {\mathrm{98927}}^1$

素因数の和:98945

約数の個数: 18

約数和(自身を含む): 39472272

約数和(自身を除く): 20082580

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 98927, 197854, 395708, 692489, 1384978, 2769956, 4847423, 9694846, 19389692]

約数ペア:

[(1, 19389692), (2, 9694846), (4, 4847423), (7, 2769956), (14, 1384978), (28, 692489), (49, 395708), (98, 197854), (196, 98927)]