1640448516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19529149}}^1$

素因数の和:19529163

約数の個数: 24

約数和(自身を含む): 4374529600

約数和(自身を除く): 2734081084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 19529149, 39058298, 58587447, 78116596, 117174894, 136704043, 234349788, 273408086, 410112129, 546816172, 820224258, 1640448516]

約数ペア:

[(1, 1640448516), (2, 820224258), (3, 546816172), (4, 410112129), (6, 273408086), (7, 234349788), (12, 136704043), (14, 117174894), (21, 78116596), (28, 58587447), (42, 39058298), (84, 19529149)]