20341787888

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{6871}}^1\times {\mathrm{4513}}^1$

素因数の和:11433

約数の個数: 40

約数和(自身を含む): 40388310816

約数和(自身を除く): 20046522928

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 4513, 6871, 9026, 13742, 18052, 27484, 36104, 54968, 72208, 109936, 185033, 281711, 370066, 563422, 740132, 1126844, 1480264, 2253688, 2960528, 4507376, 31008823, 62017646, 124035292, 248070584, 496141168, 1271361743, 2542723486, 5085446972, 10170893944, 20341787888]

約数ペア:

[(1, 20341787888), (2, 10170893944), (4, 5085446972), (8, 2542723486), (16, 1271361743), (41, 496141168), (82, 248070584), (164, 124035292), (328, 62017646), (656, 31008823), (4513, 4507376), (6871, 2960528), (9026, 2253688), (13742, 1480264), (18052, 1126844), (27484, 740132), (36104, 563422), (54968, 370066), (72208, 281711), (109936, 185033)]