5138768

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{809}}^1$

素因数の和:1214

約数の個数: 20

約数和(自身を含む): 9993780

約数和(自身を除く): 4855012

約数列:

[1, 2, 4, 8, 16, 397, 794, 809, 1588, 1618, 3176, 3236, 6352, 6472, 12944, 321173, 642346, 1284692, 2569384, 5138768]

約数ペア:

[(1, 5138768), (2, 2569384), (4, 1284692), (8, 642346), (16, 321173), (397, 12944), (794, 6472), (809, 6352), (1588, 3236), (1618, 3176)]