1881219982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2617}}^1\times {\mathrm{18917}}^1$

素因数の和:21555

約数の個数: 16

約数和(自身を含む): 2971639440

約数和(自身を除く): 1090419458

約数列:

[1, 2, 19, 38, 2617, 5234, 18917, 37834, 49723, 99446, 359423, 718846, 49505789, 99011578, 940609991, 1881219982]

約数ペア:

[(1, 1881219982), (2, 940609991), (19, 99011578), (38, 49505789), (2617, 718846), (5234, 359423), (18917, 99446), (37834, 49723)]