25571986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 18906734

約数列:

[1, 2, 11, 19, 22, 38, 131, 209, 262, 418, 467, 934, 1441, 2489, 2882, 4978, 5137, 8873, 10274, 17746, 27379, 54758, 61177, 97603, 122354, 195206, 672947, 1162363, 1345894, 2324726, 12785993, 25571986]

約数ペア:

[(1, 25571986), (2, 12785993), (11, 2324726), (19, 1345894), (22, 1162363), (38, 672947), (131, 195206), (209, 122354), (262, 97603), (418, 61177), (467, 54758), (934, 27379), (1441, 17746), (2489, 10274), (2882, 8873), (4978, 5137)]