20764563105

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{205967}}^1$

素因数の和:206046

約数の個数: 64

約数和(自身を含む): 39862222848

約数和(自身を除く): 19097659743

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 47, 55, 65, 141, 143, 165, 195, 235, 429, 517, 611, 705, 715, 1551, 1833, 2145, 2585, 3055, 6721, 7755, 9165, 20163, 33605, 100815, 205967, 617901, 1029835, 2265637, 2677571, 3089505, 6796911, 8032713, 9680449, 11328185, 13387855, 29041347, 29453281, 33984555, 40163565, 48402245, 88359843, 106484939, 125845837, 145206735, 147266405, 319454817, 377537511, 441799215, 532424695, 629229185, 1384304207, 1597274085, 1887687555, 4152912621, 6921521035, 20764563105]

約数ペア:

[(1, 20764563105), (3, 6921521035), (5, 4152912621), (11, 1887687555), (13, 1597274085), (15, 1384304207), (33, 629229185), (39, 532424695), (47, 441799215), (55, 377537511), (65, 319454817), (141, 147266405), (143, 145206735), (165, 125845837), (195, 106484939), (235, 88359843), (429, 48402245), (517, 40163565), (611, 33984555), (705, 29453281), (715, 29041347), (1551, 13387855), (1833, 11328185), (2145, 9680449), (2585, 8032713), (3055, 6796911), (6721, 3089505), (7755, 2677571), (9165, 2265637), (20163, 1029835), (33605, 617901), (100815, 205967)]