399433922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{17317}}^1$

素因数の和:17945

約数の個数: 16

約数和(自身を含む): 631760640

約数和(自身を除く): 232326718

約数列:

[1, 2, 19, 38, 607, 1214, 11533, 17317, 23066, 34634, 329023, 658046, 10511419, 21022838, 199716961, 399433922]

約数ペア:

[(1, 399433922), (2, 199716961), (19, 21022838), (38, 10511419), (607, 658046), (1214, 329023), (11533, 34634), (17317, 23066)]