19917316

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1667}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 36429120

約数和(自身を除く): 16511804

約数列:

[1, 2, 4, 29, 58, 103, 116, 206, 412, 1667, 2987, 3334, 5974, 6668, 11948, 48343, 96686, 171701, 193372, 343402, 686804, 4979329, 9958658, 19917316]

約数ペア:

[(1, 19917316), (2, 9958658), (4, 4979329), (29, 686804), (58, 343402), (103, 193372), (116, 171701), (206, 96686), (412, 48343), (1667, 11948), (2987, 6668), (3334, 5974)]