38899970

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{12671}}^1$

素因数の和:12985

約数の個数: 16

約数和(自身を含む): 70253568

約数和(自身を除く): 31353598

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 12671, 25342, 63355, 126710, 3889997, 7779994, 19449985, 38899970]

約数ペア:

[(1, 38899970), (2, 19449985), (5, 7779994), (10, 3889997), (307, 126710), (614, 63355), (1535, 25342), (3070, 12671)]