18225376

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 39012624

約数和(自身を除く): 20787248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 193, 208, 227, 386, 416, 454, 772, 908, 1544, 1816, 2509, 2951, 3088, 3632, 5018, 5902, 6176, 7264, 10036, 11804, 20072, 23608, 40144, 43811, 47216, 80288, 87622, 94432, 175244, 350488, 569543, 700976, 1139086, 1401952, 2278172, 4556344, 9112688, 18225376]

約数ペア:

[(1, 18225376), (2, 9112688), (4, 4556344), (8, 2278172), (13, 1401952), (16, 1139086), (26, 700976), (32, 569543), (52, 350488), (104, 175244), (193, 94432), (208, 87622), (227, 80288), (386, 47216), (416, 43811), (454, 40144), (772, 23608), (908, 20072), (1544, 11804), (1816, 10036), (2509, 7264), (2951, 6176), (3088, 5902), (3632, 5018)]