20409406

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{683}}^1$

素因数の和:975

約数の個数: 16

約数和(自身を含む): 31256064

約数和(自身を除く): 10846658

約数列:

[1, 2, 67, 134, 223, 446, 683, 1366, 14941, 29882, 45761, 91522, 152309, 304618, 10204703, 20409406]

約数ペア:

[(1, 20409406), (2, 10204703), (67, 304618), (134, 152309), (223, 91522), (446, 45761), (683, 29882), (1366, 14941)]