20691066

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 46599840

約数和(自身を除く): 25908774

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 229, 407, 458, 687, 814, 1221, 1369, 1374, 2442, 2519, 2738, 4107, 5038, 7557, 8214, 8473, 15059, 15114, 16946, 25419, 30118, 45177, 50838, 90354, 93203, 186406, 279609, 313501, 559218, 627002, 940503, 1881006, 3448511, 6897022, 10345533, 20691066]

約数ペア:

[(1, 20691066), (2, 10345533), (3, 6897022), (6, 3448511), (11, 1881006), (22, 940503), (33, 627002), (37, 559218), (66, 313501), (74, 279609), (111, 186406), (222, 93203), (229, 90354), (407, 50838), (458, 45177), (687, 30118), (814, 25419), (1221, 16946), (1369, 15114), (1374, 15059), (2442, 8473), (2519, 8214), (2738, 7557), (4107, 5038)]