19838916

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{13441}}^1$

素因数の和:13492

約数の個数: 36

約数和(自身を含む): 51375324

約数和(自身を除く): 31536408

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 13441, 26882, 40323, 53764, 80646, 120969, 161292, 241938, 483876, 551081, 1102162, 1653243, 2204324, 3306486, 4959729, 6612972, 9919458, 19838916]

約数ペア:

[(1, 19838916), (2, 9919458), (3, 6612972), (4, 4959729), (6, 3306486), (9, 2204324), (12, 1653243), (18, 1102162), (36, 551081), (41, 483876), (82, 241938), (123, 161292), (164, 120969), (246, 80646), (369, 53764), (492, 40323), (738, 26882), (1476, 13441)]