20151226370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1229483}}^1$

素因数の和:1229650

約数の個数: 32

約数和(自身を含む): 39835281600

約数和(自身を除く): 19684055230

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 8195, 16390, 1229483, 2458966, 6147415, 12294830, 13524313, 27048626, 67621565, 135243130, 183192967, 366385934, 915964835, 1831929670, 2015122637, 4030245274, 10075613185, 20151226370]

約数ペア:

[(1, 20151226370), (2, 10075613185), (5, 4030245274), (10, 2015122637), (11, 1831929670), (22, 915964835), (55, 366385934), (110, 183192967), (149, 135243130), (298, 67621565), (745, 27048626), (1490, 13524313), (1639, 12294830), (3278, 6147415), (8195, 2458966), (16390, 1229483)]