253740016

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{25703}}^1$

素因数の和:26328

約数の個数: 20

約数和(自身を含む): 492437232

約数和(自身を除く): 238697216

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 25703, 51406, 102812, 205624, 411248, 15858751, 31717502, 63435004, 126870008, 253740016]

約数ペア:

[(1, 253740016), (2, 126870008), (4, 63435004), (8, 31717502), (16, 15858751), (617, 411248), (1234, 205624), (2468, 102812), (4936, 51406), (9872, 25703)]