646950288

素因数分解:

$2^4\times 3^1\times {\mathrm{13478131}}^1$

素因数の和:13478142

約数の個数: 20

約数和(自身を含む): 1671288368

約数和(自身を除く): 1024338080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13478131, 26956262, 40434393, 53912524, 80868786, 107825048, 161737572, 215650096, 323475144, 646950288]

約数ペア:

[(1, 646950288), (2, 323475144), (3, 215650096), (4, 161737572), (6, 107825048), (8, 80868786), (12, 53912524), (16, 40434393), (24, 26956262), (48, 13478131)]