38889238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 63756000

約数和(自身を除く): 24866762

約数列:

[1, 2, 19, 38, 41, 82, 109, 218, 229, 458, 779, 1558, 2071, 4142, 4351, 4469, 8702, 8938, 9389, 18778, 24961, 49922, 84911, 169822, 178391, 356782, 474259, 948518, 1023401, 2046802, 19444619, 38889238]

約数ペア:

[(1, 38889238), (2, 19444619), (19, 2046802), (38, 1023401), (41, 948518), (82, 474259), (109, 356782), (218, 178391), (229, 169822), (458, 84911), (779, 49922), (1558, 24961), (2071, 18778), (4142, 9389), (4351, 8938), (4469, 8702)]