19663890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8297}}^1$

素因数の和:8386

約数の個数: 32

約数和(自身を含む): 47796480

約数和(自身を除く): 28132590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8297, 16594, 24891, 41485, 49782, 82970, 124455, 248910, 655463, 1310926, 1966389, 3277315, 3932778, 6554630, 9831945, 19663890]

約数ペア:

[(1, 19663890), (2, 9831945), (3, 6554630), (5, 3932778), (6, 3277315), (10, 1966389), (15, 1310926), (30, 655463), (79, 248910), (158, 124455), (237, 82970), (395, 49782), (474, 41485), (790, 24891), (1185, 16594), (2370, 8297)]