1621010992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{5332273}}^1$

素因数の和:5332300

約数の個数: 20

約数和(自身を含む): 3306009880

約数和(自身を除く): 1684998888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 5332273, 10664546, 21329092, 42658184, 85316368, 101313187, 202626374, 405252748, 810505496, 1621010992]

約数ペア:

[(1, 1621010992), (2, 810505496), (4, 405252748), (8, 202626374), (16, 101313187), (19, 85316368), (38, 42658184), (76, 21329092), (152, 10664546), (304, 5332273)]