19831227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 30105600

約数和(自身を除く): 10274373

約数列:

[1, 3, 13, 31, 39, 47, 93, 141, 349, 403, 611, 1047, 1209, 1457, 1833, 4371, 4537, 10819, 13611, 16403, 18941, 32457, 49209, 56823, 140647, 213239, 421941, 508493, 639717, 1525479, 6610409, 19831227]

約数ペア:

[(1, 19831227), (3, 6610409), (13, 1525479), (31, 639717), (39, 508493), (47, 421941), (93, 213239), (141, 140647), (349, 56823), (403, 49209), (611, 32457), (1047, 18941), (1209, 16403), (1457, 13611), (1833, 10819), (4371, 4537)]