20512114884

素因数分解:

$2^2\times 3^2\times {\mathrm{193}}^1\times {\mathrm{853}}^1\times {\mathrm{3461}}^1$

素因数の和:4517

約数の個数: 72

約数和(自身を含む): 52194898392

約数和(自身を除く): 31682783508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 193, 386, 579, 772, 853, 1158, 1706, 1737, 2316, 2559, 3412, 3461, 3474, 5118, 6922, 6948, 7677, 10236, 10383, 13844, 15354, 20766, 30708, 31149, 41532, 62298, 124596, 164629, 329258, 493887, 658516, 667973, 987774, 1335946, 1481661, 1975548, 2003919, 2671892, 2952233, 2963322, 4007838, 5904466, 5926644, 6011757, 8015676, 8856699, 11808932, 12023514, 17713398, 24047028, 26570097, 35426796, 53140194, 106280388, 569780969, 1139561938, 1709342907, 2279123876, 3418685814, 5128028721, 6837371628, 10256057442, 20512114884]

約数ペア:

[(1, 20512114884), (2, 10256057442), (3, 6837371628), (4, 5128028721), (6, 3418685814), (9, 2279123876), (12, 1709342907), (18, 1139561938), (36, 569780969), (193, 106280388), (386, 53140194), (579, 35426796), (772, 26570097), (853, 24047028), (1158, 17713398), (1706, 12023514), (1737, 11808932), (2316, 8856699), (2559, 8015676), (3412, 6011757), (3461, 5926644), (3474, 5904466), (5118, 4007838), (6922, 2963322), (6948, 2952233), (7677, 2671892), (10236, 2003919), (10383, 1975548), (13844, 1481661), (15354, 1335946), (20766, 987774), (30708, 667973), (31149, 658516), (41532, 493887), (62298, 329258), (124596, 164629)]