18748428

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 45696000

約数和(自身を除く): 26947572

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 101, 124, 186, 202, 303, 372, 404, 499, 606, 998, 1212, 1497, 1996, 2994, 3131, 5988, 6262, 9393, 12524, 15469, 18786, 30938, 37572, 46407, 50399, 61876, 92814, 100798, 151197, 185628, 201596, 302394, 604788, 1562369, 3124738, 4687107, 6249476, 9374214, 18748428]

約数ペア:

[(1, 18748428), (2, 9374214), (3, 6249476), (4, 4687107), (6, 3124738), (12, 1562369), (31, 604788), (62, 302394), (93, 201596), (101, 185628), (124, 151197), (186, 100798), (202, 92814), (303, 61876), (372, 50399), (404, 46407), (499, 37572), (606, 30938), (998, 18786), (1212, 15469), (1497, 12524), (1996, 9393), (2994, 6262), (3131, 5988)]