20554422

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 48241152

約数和(自身を除く): 27686730

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 151, 294, 302, 453, 463, 906, 926, 1057, 1389, 2114, 2778, 3171, 3241, 6342, 6482, 7399, 9723, 14798, 19446, 22197, 22687, 44394, 45374, 68061, 69913, 136122, 139826, 209739, 419478, 489391, 978782, 1468173, 2936346, 3425737, 6851474, 10277211, 20554422]

約数ペア:

[(1, 20554422), (2, 10277211), (3, 6851474), (6, 3425737), (7, 2936346), (14, 1468173), (21, 978782), (42, 489391), (49, 419478), (98, 209739), (147, 139826), (151, 136122), (294, 69913), (302, 68061), (453, 45374), (463, 44394), (906, 22687), (926, 22197), (1057, 19446), (1389, 14798), (2114, 9723), (2778, 7399), (3171, 6482), (3241, 6342)]