421750372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{19609}}^1$

素因数の和:19915

約数の個数: 24

約数和(自身を含む): 779693600

約数和(自身を除く): 357943228

約数列:

[1, 2, 4, 19, 38, 76, 283, 566, 1132, 5377, 10754, 19609, 21508, 39218, 78436, 372571, 745142, 1490284, 5549347, 11098694, 22197388, 105437593, 210875186, 421750372]

約数ペア:

[(1, 421750372), (2, 210875186), (4, 105437593), (19, 22197388), (38, 11098694), (76, 5549347), (283, 1490284), (566, 745142), (1132, 372571), (5377, 78436), (10754, 39218), (19609, 21508)]