18871524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{74887}}^1$

素因数の和:74904

約数の個数: 36

約数和(自身を含む): 54518464

約数和(自身を除く): 35646940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 74887, 149774, 224661, 299548, 449322, 524209, 673983, 898644, 1048418, 1347966, 1572627, 2096836, 2695932, 3145254, 4717881, 6290508, 9435762, 18871524]

約数ペア:

[(1, 18871524), (2, 9435762), (3, 6290508), (4, 4717881), (6, 3145254), (7, 2695932), (9, 2096836), (12, 1572627), (14, 1347966), (18, 1048418), (21, 898644), (28, 673983), (36, 524209), (42, 449322), (63, 299548), (84, 224661), (126, 149774), (252, 74887)]