15131916

素因数分解:

$2^2\times 3^2\times {\mathrm{420331}}^1$

素因数の和:420341

約数の個数: 18

約数和(自身を含む): 38250212

約数和(自身を除く): 23118296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 420331, 840662, 1260993, 1681324, 2521986, 3782979, 5043972, 7565958, 15131916]

約数ペア:

[(1, 15131916), (2, 7565958), (3, 5043972), (4, 3782979), (6, 2521986), (9, 1681324), (12, 1260993), (18, 840662), (36, 420331)]