9780180472

素因数分解:

$2^3\times {\mathrm{6451}}^1\times {\mathrm{189509}}^1$

素因数の和:195966

約数の個数: 16

約数和(自身を含む): 18340777800

約数和(自身を除く): 8560597328

約数列:

[1, 2, 4, 8, 6451, 12902, 25804, 51608, 189509, 379018, 758036, 1516072, 1222522559, 2445045118, 4890090236, 9780180472]

約数ペア:

[(1, 9780180472), (2, 4890090236), (4, 2445045118), (8, 1222522559), (6451, 1516072), (12902, 758036), (25804, 379018), (51608, 189509)]