18343220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131023}}^1$

素因数の和:131039

約数の個数: 24

約数和(自身を含む): 44024064

約数和(自身を除く): 25680844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131023, 262046, 524092, 655115, 917161, 1310230, 1834322, 2620460, 3668644, 4585805, 9171610, 18343220]

約数ペア:

[(1, 18343220), (2, 9171610), (4, 4585805), (5, 3668644), (7, 2620460), (10, 1834322), (14, 1310230), (20, 917161), (28, 655115), (35, 524092), (70, 262046), (140, 131023)]