20120685416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193468129}}^1$

素因数の和:193468148

約数の個数: 16

約数和(自身を含む): 40628307300

約数和(自身を除く): 20507621884

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193468129, 386936258, 773872516, 1547745032, 2515085677, 5030171354, 10060342708, 20120685416]

約数ペア:

[(1, 20120685416), (2, 10060342708), (4, 5030171354), (8, 2515085677), (13, 1547745032), (26, 773872516), (52, 386936258), (104, 193468129)]