13139888

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{13463}}^1$

素因数の和:13532

約数の個数: 20

約数和(自身を含む): 25877808

約数和(自身を除く): 12737920

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 13463, 26926, 53852, 107704, 215408, 821243, 1642486, 3284972, 6569944, 13139888]

約数ペア:

[(1, 13139888), (2, 6569944), (4, 3284972), (8, 1642486), (16, 821243), (61, 215408), (122, 107704), (244, 53852), (488, 26926), (976, 13463)]