9911768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 19902000

約数和(自身を除く): 9990232

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1069, 1159, 2138, 2318, 4276, 4636, 8552, 9272, 20311, 40622, 65209, 81244, 130418, 162488, 260836, 521672, 1238971, 2477942, 4955884, 9911768]

約数ペア:

[(1, 9911768), (2, 4955884), (4, 2477942), (8, 1238971), (19, 521672), (38, 260836), (61, 162488), (76, 130418), (122, 81244), (152, 65209), (244, 40622), (488, 20311), (1069, 9272), (1159, 8552), (2138, 4636), (2318, 4276)]