25043632

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{19813}}^1$

素因数の和:19900

約数の個数: 20

約数和(自身を含む): 49138720

約数和(自身を除く): 24095088

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 19813, 39626, 79252, 158504, 317008, 1565227, 3130454, 6260908, 12521816, 25043632]

約数ペア:

[(1, 25043632), (2, 12521816), (4, 6260908), (8, 3130454), (16, 1565227), (79, 317008), (158, 158504), (316, 79252), (632, 39626), (1264, 19813)]