20850336

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5569}}^1$

素因数の和:5598

約数の個数: 72

約数和(自身を含む): 63865620

約数和(自身を除く): 43015284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5569, 11138, 16707, 22276, 33414, 44552, 50121, 66828, 72397, 89104, 100242, 133656, 144794, 178208, 200484, 217191, 267312, 289588, 400968, 434382, 534624, 579176, 651573, 801936, 868764, 1158352, 1303146, 1603872, 1737528, 2316704, 2606292, 3475056, 5212584, 6950112, 10425168, 20850336]

約数ペア:

[(1, 20850336), (2, 10425168), (3, 6950112), (4, 5212584), (6, 3475056), (8, 2606292), (9, 2316704), (12, 1737528), (13, 1603872), (16, 1303146), (18, 1158352), (24, 868764), (26, 801936), (32, 651573), (36, 579176), (39, 534624), (48, 434382), (52, 400968), (72, 289588), (78, 267312), (96, 217191), (104, 200484), (117, 178208), (144, 144794), (156, 133656), (208, 100242), (234, 89104), (288, 72397), (312, 66828), (416, 50121), (468, 44552), (624, 33414), (936, 22276), (1248, 16707), (1872, 11138), (3744, 5569)]