19898116

素因数分解:

$2^2\times 7^3\times {\mathrm{14503}}^1$

素因数の和:14528

約数の個数: 24

約数和(自身を含む): 40611200

約数和(自身を除く): 20713084

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14503, 29006, 58012, 101521, 203042, 406084, 710647, 1421294, 2842588, 4974529, 9949058, 19898116]

約数ペア:

[(1, 19898116), (2, 9949058), (4, 4974529), (7, 2842588), (14, 1421294), (28, 710647), (49, 406084), (98, 203042), (196, 101521), (343, 58012), (686, 29006), (1372, 14503)]