12840112

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{2063}}^1$

素因数の和:2460

約数の個数: 20

約数和(自身を含む): 24953760

約数和(自身を除く): 12113648

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 2063, 3112, 4126, 6224, 8252, 16504, 33008, 802507, 1605014, 3210028, 6420056, 12840112]

約数ペア:

[(1, 12840112), (2, 6420056), (4, 3210028), (8, 1605014), (16, 802507), (389, 33008), (778, 16504), (1556, 8252), (2063, 6224), (3112, 4126)]