18958982

素因数分解:

$2^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{953}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 34344000

約数和(自身を除く): 15385018

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 953, 1421, 1906, 2842, 6671, 9947, 13342, 19894, 27637, 46697, 55274, 93394, 193459, 326879, 386918, 653758, 1354213, 2708426, 9479491, 18958982]

約数ペア:

[(1, 18958982), (2, 9479491), (7, 2708426), (14, 1354213), (29, 653758), (49, 386918), (58, 326879), (98, 193459), (203, 93394), (343, 55274), (406, 46697), (686, 27637), (953, 19894), (1421, 13342), (1906, 9947), (2842, 6671)]