17687804

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 31935456

約数和(自身を除く): 14247652

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 1021, 2042, 4084, 4331, 8662, 17324, 62281, 72491, 124562, 144982, 249124, 289964, 4421951, 8843902, 17687804]

約数ペア:

[(1, 17687804), (2, 8843902), (4, 4421951), (61, 289964), (71, 249124), (122, 144982), (142, 124562), (244, 72491), (284, 62281), (1021, 17324), (2042, 8662), (4084, 4331)]