20713506

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 46143552

約数和(自身を除く): 25430046

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 103, 121, 206, 242, 277, 309, 363, 554, 618, 726, 831, 1133, 1662, 2266, 3047, 3399, 6094, 6798, 9141, 12463, 18282, 24926, 28531, 33517, 37389, 57062, 67034, 74778, 85593, 100551, 171186, 201102, 313841, 627682, 941523, 1883046, 3452251, 6904502, 10356753, 20713506]

約数ペア:

[(1, 20713506), (2, 10356753), (3, 6904502), (6, 3452251), (11, 1883046), (22, 941523), (33, 627682), (66, 313841), (103, 201102), (121, 171186), (206, 100551), (242, 85593), (277, 74778), (309, 67034), (363, 57062), (554, 37389), (618, 33517), (726, 28531), (831, 24926), (1133, 18282), (1662, 12463), (2266, 9141), (3047, 6798), (3399, 6094)]