19836726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{773}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 49932288

約数和(自身を除く): 30095562

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 47, 78, 91, 94, 141, 182, 273, 282, 329, 546, 611, 658, 773, 987, 1222, 1546, 1833, 1974, 2319, 3666, 4277, 4638, 5411, 8554, 10049, 10822, 12831, 16233, 20098, 25662, 30147, 32466, 36331, 60294, 70343, 72662, 108993, 140686, 211029, 217986, 254317, 422058, 472303, 508634, 762951, 944606, 1416909, 1525902, 2833818, 3306121, 6612242, 9918363, 19836726]

約数ペア:

[(1, 19836726), (2, 9918363), (3, 6612242), (6, 3306121), (7, 2833818), (13, 1525902), (14, 1416909), (21, 944606), (26, 762951), (39, 508634), (42, 472303), (47, 422058), (78, 254317), (91, 217986), (94, 211029), (141, 140686), (182, 108993), (273, 72662), (282, 70343), (329, 60294), (546, 36331), (611, 32466), (658, 30147), (773, 25662), (987, 20098), (1222, 16233), (1546, 12831), (1833, 10822), (1974, 10049), (2319, 8554), (3666, 5411), (4277, 4638)]