18649708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 41061888

約数和(自身を除く): 22412180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 151, 154, 302, 308, 401, 604, 802, 1057, 1604, 1661, 2114, 2807, 3322, 4228, 4411, 5614, 6644, 8822, 11228, 11627, 17644, 23254, 30877, 46508, 60551, 61754, 121102, 123508, 242204, 423857, 666061, 847714, 1332122, 1695428, 2664244, 4662427, 9324854, 18649708]

約数ペア:

[(1, 18649708), (2, 9324854), (4, 4662427), (7, 2664244), (11, 1695428), (14, 1332122), (22, 847714), (28, 666061), (44, 423857), (77, 242204), (151, 123508), (154, 121102), (302, 61754), (308, 60551), (401, 46508), (604, 30877), (802, 23254), (1057, 17644), (1604, 11627), (1661, 11228), (2114, 8822), (2807, 6644), (3322, 5614), (4228, 4411)]