20178659778

素因数分解:

$2^1\times 3^1\times {\mathrm{293}}^1\times {\mathrm{971}}^1\times {\mathrm{11821}}^1$

素因数の和:13090

約数の個数: 32

約数和(自身を含む): 40540191552

約数和(自身を除く): 20361531774

約数列:

[1, 2, 3, 6, 293, 586, 879, 971, 1758, 1942, 2913, 5826, 11821, 23642, 35463, 70926, 284503, 569006, 853509, 1707018, 3463553, 6927106, 10390659, 11478191, 20781318, 22956382, 34434573, 68869146, 3363109963, 6726219926, 10089329889, 20178659778]

約数ペア:

[(1, 20178659778), (2, 10089329889), (3, 6726219926), (6, 3363109963), (293, 68869146), (586, 34434573), (879, 22956382), (971, 20781318), (1758, 11478191), (1942, 10390659), (2913, 6927106), (5826, 3463553), (11821, 1707018), (23642, 853509), (35463, 569006), (70926, 284503)]