19401088

素因数分解:

$2^7\times 7^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 45043200

約数和(自身を除く): 25642112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 128, 224, 236, 367, 413, 448, 472, 734, 826, 896, 944, 1468, 1652, 1888, 2569, 2936, 3304, 3776, 5138, 5872, 6608, 7552, 10276, 11744, 13216, 20552, 21653, 23488, 26432, 41104, 43306, 46976, 52864, 82208, 86612, 151571, 164416, 173224, 303142, 328832, 346448, 606284, 692896, 1212568, 1385792, 2425136, 2771584, 4850272, 9700544, 19401088]

約数ペア:

[(1, 19401088), (2, 9700544), (4, 4850272), (7, 2771584), (8, 2425136), (14, 1385792), (16, 1212568), (28, 692896), (32, 606284), (56, 346448), (59, 328832), (64, 303142), (112, 173224), (118, 164416), (128, 151571), (224, 86612), (236, 82208), (367, 52864), (413, 46976), (448, 43306), (472, 41104), (734, 26432), (826, 23488), (896, 21653), (944, 20552), (1468, 13216), (1652, 11744), (1888, 10276), (2569, 7552), (2936, 6608), (3304, 5872), (3776, 5138)]