20172765081

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{463}}^1\times {\mathrm{2467}}^1$

素因数の和:2998

約数の個数: 48

約数和(自身を含む): 31917676544

約数和(自身を除く): 11744911463

約数列:

[1, 3, 7, 21, 29, 87, 203, 463, 609, 841, 1389, 2467, 2523, 3241, 5887, 7401, 9723, 13427, 17269, 17661, 40281, 51807, 71543, 93989, 214629, 281967, 389383, 500801, 1142221, 1168149, 1502403, 2074747, 2725681, 3426663, 6224241, 7995547, 8177043, 14523229, 23986641, 33124409, 43569687, 99373227, 231870863, 695612589, 960607861, 2881823583, 6724255027, 20172765081]

約数ペア:

[(1, 20172765081), (3, 6724255027), (7, 2881823583), (21, 960607861), (29, 695612589), (87, 231870863), (203, 99373227), (463, 43569687), (609, 33124409), (841, 23986641), (1389, 14523229), (2467, 8177043), (2523, 7995547), (3241, 6224241), (5887, 3426663), (7401, 2725681), (9723, 2074747), (13427, 1502403), (17269, 1168149), (17661, 1142221), (40281, 500801), (51807, 389383), (71543, 281967), (93989, 214629)]