20848382784

素因数分解:

$2^6\times 3^2\times {\mathrm{257}}^1\times {\mathrm{140837}}^1$

素因数の和:141112

約数の個数: 84

約数和(自身を含む): 59991072804

約数和(自身を除く): 39142690020

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 257, 288, 514, 576, 771, 1028, 1542, 2056, 2313, 3084, 4112, 4626, 6168, 8224, 9252, 12336, 16448, 18504, 24672, 37008, 49344, 74016, 140837, 148032, 281674, 422511, 563348, 845022, 1126696, 1267533, 1690044, 2253392, 2535066, 3380088, 4506784, 5070132, 6760176, 9013568, 10140264, 13520352, 20280528, 27040704, 36195109, 40561056, 72390218, 81122112, 108585327, 144780436, 217170654, 289560872, 325755981, 434341308, 579121744, 651511962, 868682616, 1158243488, 1303023924, 1737365232, 2316486976, 2606047848, 3474730464, 5212095696, 6949460928, 10424191392, 20848382784]

約数ペア:

[(1, 20848382784), (2, 10424191392), (3, 6949460928), (4, 5212095696), (6, 3474730464), (8, 2606047848), (9, 2316486976), (12, 1737365232), (16, 1303023924), (18, 1158243488), (24, 868682616), (32, 651511962), (36, 579121744), (48, 434341308), (64, 325755981), (72, 289560872), (96, 217170654), (144, 144780436), (192, 108585327), (257, 81122112), (288, 72390218), (514, 40561056), (576, 36195109), (771, 27040704), (1028, 20280528), (1542, 13520352), (2056, 10140264), (2313, 9013568), (3084, 6760176), (4112, 5070132), (4626, 4506784), (6168, 3380088), (8224, 2535066), (9252, 2253392), (12336, 1690044), (16448, 1267533), (18504, 1126696), (24672, 845022), (37008, 563348), (49344, 422511), (74016, 281674), (140837, 148032)]