19875496

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 39283200

約数和(自身を除く): 19407704

約数列:

[1, 2, 4, 8, 23, 46, 92, 109, 184, 218, 436, 872, 991, 1982, 2507, 3964, 5014, 7928, 10028, 20056, 22793, 45586, 91172, 108019, 182344, 216038, 432076, 864152, 2484437, 4968874, 9937748, 19875496]

約数ペア:

[(1, 19875496), (2, 9937748), (4, 4968874), (8, 2484437), (23, 864152), (46, 432076), (92, 216038), (109, 182344), (184, 108019), (218, 91172), (436, 45586), (872, 22793), (991, 20056), (1982, 10028), (2507, 7928), (3964, 5014)]