19695468

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 49787136

約数和(自身を除く): 30091668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 251, 502, 503, 753, 1004, 1006, 1506, 1509, 2012, 3012, 3018, 3263, 6036, 6526, 6539, 9789, 13052, 13078, 19578, 19617, 26156, 39156, 39234, 78468, 126253, 252506, 378759, 505012, 757518, 1515036, 1641289, 3282578, 4923867, 6565156, 9847734, 19695468]

約数ペア:

[(1, 19695468), (2, 9847734), (3, 6565156), (4, 4923867), (6, 3282578), (12, 1641289), (13, 1515036), (26, 757518), (39, 505012), (52, 378759), (78, 252506), (156, 126253), (251, 78468), (502, 39234), (503, 39156), (753, 26156), (1004, 19617), (1006, 19578), (1506, 13078), (1509, 13052), (2012, 9789), (3012, 6539), (3018, 6526), (3263, 6036)]