7977008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{38351}}^1$

素因数の和:38372

約数の個数: 20

約数和(自身を含む): 16644768

約数和(自身を除く): 8667760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 38351, 76702, 153404, 306808, 498563, 613616, 997126, 1994252, 3988504, 7977008]

約数ペア:

[(1, 7977008), (2, 3988504), (4, 1994252), (8, 997126), (13, 613616), (16, 498563), (26, 306808), (52, 153404), (104, 76702), (208, 38351)]