28801378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{1637}}^1$

素因数の和:2121

約数の個数: 16

約数和(自身を含む): 45601920

約数和(自身を除く): 16800542

約数列:

[1, 2, 19, 38, 463, 926, 1637, 3274, 8797, 17594, 31103, 62206, 757931, 1515862, 14400689, 28801378]

約数ペア:

[(1, 28801378), (2, 14400689), (19, 1515862), (38, 757931), (463, 62206), (926, 31103), (1637, 17594), (3274, 8797)]