20783122848

素因数分解:

$2^5\times 3^2\times {\mathrm{829}}^1\times {\mathrm{87049}}^1$

素因数の和:87894

約数の個数: 72

約数和(自身を含む): 59173978500

約数和(自身を除く): 38390855652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 829, 1658, 2487, 3316, 4974, 6632, 7461, 9948, 13264, 14922, 19896, 26528, 29844, 39792, 59688, 79584, 87049, 119376, 174098, 238752, 261147, 348196, 522294, 696392, 783441, 1044588, 1392784, 1566882, 2089176, 2785568, 3133764, 4178352, 6267528, 8356704, 12535056, 25070112, 72163621, 144327242, 216490863, 288654484, 432981726, 577308968, 649472589, 865963452, 1154617936, 1298945178, 1731926904, 2309235872, 2597890356, 3463853808, 5195780712, 6927707616, 10391561424, 20783122848]

約数ペア:

[(1, 20783122848), (2, 10391561424), (3, 6927707616), (4, 5195780712), (6, 3463853808), (8, 2597890356), (9, 2309235872), (12, 1731926904), (16, 1298945178), (18, 1154617936), (24, 865963452), (32, 649472589), (36, 577308968), (48, 432981726), (72, 288654484), (96, 216490863), (144, 144327242), (288, 72163621), (829, 25070112), (1658, 12535056), (2487, 8356704), (3316, 6267528), (4974, 4178352), (6632, 3133764), (7461, 2785568), (9948, 2089176), (13264, 1566882), (14922, 1392784), (19896, 1044588), (26528, 783441), (29844, 696392), (39792, 522294), (59688, 348196), (79584, 261147), (87049, 238752), (119376, 174098)]