20512031764

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1\times {\mathrm{1429}}^1$

素因数の和:2213

約数の個数: 96

約数和(自身を含む): 44281036800

約数和(自身を除く): 23769005036

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 719, 868, 1426, 1429, 1438, 2852, 2858, 2876, 4991, 5033, 5716, 9982, 10003, 10066, 16537, 19964, 20006, 20132, 22289, 32867, 33074, 40012, 44299, 44578, 65734, 66148, 88598, 89156, 115759, 131468, 156023, 177196, 230069, 231518, 310093, 312046, 460138, 463036, 512647, 620186, 624092, 920276, 1018877, 1025294, 1027451, 1240372, 2037754, 2050588, 2054902, 3588529, 4075508, 4109804, 7132139, 7177058, 7192157, 14264278, 14354116, 14384314, 23631373, 28528556, 28768628, 31850981, 47262746, 63701962, 94525492, 127403924, 165419611, 222956867, 330839222, 445913734, 661678444, 732572563, 891827468, 1465145126, 2930290252, 5128007941, 10256015882, 20512031764]

約数ペア:

[(1, 20512031764), (2, 10256015882), (4, 5128007941), (7, 2930290252), (14, 1465145126), (23, 891827468), (28, 732572563), (31, 661678444), (46, 445913734), (62, 330839222), (92, 222956867), (124, 165419611), (161, 127403924), (217, 94525492), (322, 63701962), (434, 47262746), (644, 31850981), (713, 28768628), (719, 28528556), (868, 23631373), (1426, 14384314), (1429, 14354116), (1438, 14264278), (2852, 7192157), (2858, 7177058), (2876, 7132139), (4991, 4109804), (5033, 4075508), (5716, 3588529), (9982, 2054902), (10003, 2050588), (10066, 2037754), (16537, 1240372), (19964, 1027451), (20006, 1025294), (20132, 1018877), (22289, 920276), (32867, 624092), (33074, 620186), (40012, 512647), (44299, 463036), (44578, 460138), (65734, 312046), (66148, 310093), (88598, 231518), (89156, 230069), (115759, 177196), (131468, 156023)]