31900734

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2521}}^1$

素因数の和:2585

約数の個数: 48

約数和(自身を含む): 74752080

約数和(自身を除く): 42851346

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 2109, 2521, 4218, 5042, 6327, 7563, 12654, 15126, 22689, 45378, 47899, 93277, 95798, 143697, 186554, 279831, 287394, 431091, 559662, 839493, 862182, 1678986, 1772263, 3544526, 5316789, 10633578, 15950367, 31900734]

約数ペア:

[(1, 31900734), (2, 15950367), (3, 10633578), (6, 5316789), (9, 3544526), (18, 1772263), (19, 1678986), (37, 862182), (38, 839493), (57, 559662), (74, 431091), (111, 287394), (114, 279831), (171, 186554), (222, 143697), (333, 95798), (342, 93277), (666, 47899), (703, 45378), (1406, 22689), (2109, 15126), (2521, 12654), (4218, 7563), (5042, 6327)]