72142582

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 119750400

約数和(自身を除く): 47607818

約数列:

[1, 2, 19, 23, 38, 46, 197, 394, 419, 437, 838, 874, 3743, 4531, 7486, 7961, 9062, 9637, 15922, 19274, 82543, 86089, 165086, 172178, 183103, 366206, 1568317, 1898489, 3136634, 3796978, 36071291, 72142582]

約数ペア:

[(1, 72142582), (2, 36071291), (19, 3796978), (23, 3136634), (38, 1898489), (46, 1568317), (197, 366206), (394, 183103), (419, 172178), (437, 165086), (838, 86089), (874, 82543), (3743, 19274), (4531, 15922), (7486, 9637), (7961, 9062)]