15390988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3821}}^1$

素因数の和:3897

約数の個数: 24

約数和(自身を含む): 28894320

約数和(自身を除く): 13503332

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 3821, 4028, 7642, 15284, 72599, 145198, 202513, 290396, 405026, 810052, 3847747, 7695494, 15390988]

約数ペア:

[(1, 15390988), (2, 7695494), (4, 3847747), (19, 810052), (38, 405026), (53, 290396), (76, 202513), (106, 145198), (212, 72599), (1007, 15284), (2014, 7642), (3821, 4028)]