20199085617

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1\times {\mathrm{2267}}^1$

素因数の和:3093

約数の個数: 32

約数和(自身を含む): 28043366400

約数和(自身を除く): 7844280783

約数列:

[1, 3, 31, 93, 149, 447, 643, 1929, 2267, 4619, 6801, 13857, 19933, 59799, 70277, 95807, 210831, 287421, 337783, 1013349, 1457681, 2970017, 4373043, 8910051, 10471273, 31413819, 45188111, 135564333, 217194469, 651583407, 6733028539, 20199085617]

約数ペア:

[(1, 20199085617), (3, 6733028539), (31, 651583407), (93, 217194469), (149, 135564333), (447, 45188111), (643, 31413819), (1929, 10471273), (2267, 8910051), (4619, 4373043), (6801, 2970017), (13857, 1457681), (19933, 1013349), (59799, 337783), (70277, 287421), (95807, 210831)]