2019187722

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{3779}}^1$

素因数の和:3955

約数の個数: 64

約数和(自身を含む): 4390848000

約数和(自身を除く): 2371660278

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 109, 114, 129, 218, 258, 327, 654, 817, 1634, 2071, 2451, 3779, 4142, 4687, 4902, 6213, 7558, 9374, 11337, 12426, 14061, 22674, 28122, 71801, 89053, 143602, 162497, 178106, 215403, 267159, 324994, 411911, 430806, 487491, 534318, 823822, 974982, 1235733, 2471466, 3087443, 6174886, 7826309, 9262329, 15652618, 17712173, 18524658, 23478927, 35424346, 46957854, 53136519, 106273038, 336531287, 673062574, 1009593861, 2019187722]

約数ペア:

[(1, 2019187722), (2, 1009593861), (3, 673062574), (6, 336531287), (19, 106273038), (38, 53136519), (43, 46957854), (57, 35424346), (86, 23478927), (109, 18524658), (114, 17712173), (129, 15652618), (218, 9262329), (258, 7826309), (327, 6174886), (654, 3087443), (817, 2471466), (1634, 1235733), (2071, 974982), (2451, 823822), (3779, 534318), (4142, 487491), (4687, 430806), (4902, 411911), (6213, 324994), (7558, 267159), (9374, 215403), (11337, 178106), (12426, 162497), (14061, 143602), (22674, 89053), (28122, 71801)]