2018991735

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{669649}}^1$

素因数の和:669727

約数の個数: 24

約数和(自身を含む): 3551823600

約数和(自身を除く): 1532831865

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 669649, 2008947, 3348245, 6026841, 10044735, 30134205, 44866483, 134599449, 224332415, 403798347, 672997245, 2018991735]

約数ペア:

[(1, 2018991735), (3, 672997245), (5, 403798347), (9, 224332415), (15, 134599449), (45, 44866483), (67, 30134205), (201, 10044735), (335, 6026841), (603, 3348245), (1005, 2008947), (3015, 669649)]