20334704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1657}}^1$

素因数の和:1737

約数の個数: 40

約数和(自身を含む): 43174320

約数和(自身を除く): 22839616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 767, 944, 1534, 1657, 3068, 3314, 6136, 6628, 12272, 13256, 21541, 26512, 43082, 86164, 97763, 172328, 195526, 344656, 391052, 782104, 1270919, 1564208, 2541838, 5083676, 10167352, 20334704]

約数ペア:

[(1, 20334704), (2, 10167352), (4, 5083676), (8, 2541838), (13, 1564208), (16, 1270919), (26, 782104), (52, 391052), (59, 344656), (104, 195526), (118, 172328), (208, 97763), (236, 86164), (472, 43082), (767, 26512), (944, 21541), (1534, 13256), (1657, 12272), (3068, 6628), (3314, 6136)]