20131269290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1\times {\mathrm{148669}}^1$

素因数の和:149918

約数の個数: 32

約数和(自身を含む): 39562871040

約数和(自身を除く): 19431601750

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1231, 2462, 6155, 12310, 13541, 27082, 67705, 135410, 148669, 297338, 743345, 1486690, 1635359, 3270718, 8176795, 16353590, 183011539, 366023078, 915057695, 1830115390, 2013126929, 4026253858, 10065634645, 20131269290]

約数ペア:

[(1, 20131269290), (2, 10065634645), (5, 4026253858), (10, 2013126929), (11, 1830115390), (22, 915057695), (55, 366023078), (110, 183011539), (1231, 16353590), (2462, 8176795), (6155, 3270718), (12310, 1635359), (13541, 1486690), (27082, 743345), (67705, 297338), (135410, 148669)]