17620796508

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{637603}}^1$

素因数の和:637671

約数の個数: 72

約数和(自身を含む): 48845567232

約数和(自身を除く): 31224770724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 588, 658, 987, 1316, 1974, 2303, 3948, 4606, 6909, 9212, 13818, 27636, 637603, 1275206, 1912809, 2550412, 3825618, 4463221, 7651236, 8926442, 13389663, 17852884, 26779326, 29967341, 31242547, 53558652, 59934682, 62485094, 89902023, 93727641, 119869364, 124970188, 179804046, 187455282, 209771387, 359608092, 374910564, 419542774, 629314161, 839085548, 1258628322, 1468399709, 2517256644, 2936799418, 4405199127, 5873598836, 8810398254, 17620796508]

約数ペア:

[(1, 17620796508), (2, 8810398254), (3, 5873598836), (4, 4405199127), (6, 2936799418), (7, 2517256644), (12, 1468399709), (14, 1258628322), (21, 839085548), (28, 629314161), (42, 419542774), (47, 374910564), (49, 359608092), (84, 209771387), (94, 187455282), (98, 179804046), (141, 124970188), (147, 119869364), (188, 93727641), (196, 89902023), (282, 62485094), (294, 59934682), (329, 53558652), (564, 31242547), (588, 29967341), (658, 26779326), (987, 17852884), (1316, 13389663), (1974, 8926442), (2303, 7651236), (3948, 4463221), (4606, 3825618), (6909, 2550412), (9212, 1912809), (13818, 1275206), (27636, 637603)]