18702949340

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{479317}}^1$

素因数の和:481277

約数の個数: 24

約数和(自身を含む): 39296406912

約数和(自身を除く): 20593457572

約数列:

[1, 2, 4, 5, 10, 20, 1951, 3902, 7804, 9755, 19510, 39020, 479317, 958634, 1917268, 2396585, 4793170, 9586340, 935147467, 1870294934, 3740589868, 4675737335, 9351474670, 18702949340]

約数ペア:

[(1, 18702949340), (2, 9351474670), (4, 4675737335), (5, 3740589868), (10, 1870294934), (20, 935147467), (1951, 9586340), (3902, 4793170), (7804, 2396585), (9755, 1917268), (19510, 958634), (39020, 479317)]