19783476

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{5441}}^1$

素因数の和:5552

約数の個数: 36

約数和(自身を含む): 50512644

約数和(自身を除く): 30729168

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1818, 3636, 5441, 10882, 16323, 21764, 32646, 48969, 65292, 97938, 195876, 549541, 1099082, 1648623, 2198164, 3297246, 4945869, 6594492, 9891738, 19783476]

約数ペア:

[(1, 19783476), (2, 9891738), (3, 6594492), (4, 4945869), (6, 3297246), (9, 2198164), (12, 1648623), (18, 1099082), (36, 549541), (101, 195876), (202, 97938), (303, 65292), (404, 48969), (606, 32646), (909, 21764), (1212, 16323), (1818, 10882), (3636, 5441)]