19317964

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:597

約数の個数: 24

約数和(自身を含む): 34546176

約数和(自身を除く): 15228212

約数列:

[1, 2, 4, 71, 142, 251, 271, 284, 502, 542, 1004, 1084, 17821, 19241, 35642, 38482, 68021, 71284, 76964, 136042, 272084, 4829491, 9658982, 19317964]

約数ペア:

[(1, 19317964), (2, 9658982), (4, 4829491), (71, 272084), (142, 136042), (251, 76964), (271, 71284), (284, 68021), (502, 38482), (542, 35642), (1004, 19241), (1084, 17821)]