20009655

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19333}}^1$

素因数の和:19367

約数の個数: 24

約数和(自身を含む): 36193248

約数和(自身を除く): 16183593

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 19333, 57999, 96665, 173997, 289995, 444659, 869985, 1333977, 2223295, 4001931, 6669885, 20009655]

約数ペア:

[(1, 20009655), (3, 6669885), (5, 4001931), (9, 2223295), (15, 1333977), (23, 869985), (45, 444659), (69, 289995), (115, 173997), (207, 96665), (345, 57999), (1035, 19333)]