19682830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63493}}^1$

素因数の和:63531

約数の個数: 16

約数和(自身を含む): 36572544

約数和(自身を除く): 16889714

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 63493, 126986, 317465, 634930, 1968283, 3936566, 9841415, 19682830]

約数ペア:

[(1, 19682830), (2, 9841415), (5, 3936566), (10, 1968283), (31, 634930), (62, 317465), (155, 126986), (310, 63493)]