20828522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3833}}^1$

素因数の和:3878

約数の個数: 32

約数和(自身を含む): 38646720

約数和(自身を除く): 17818198

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 3833, 5434, 7666, 42163, 49829, 72827, 84326, 99658, 145654, 548119, 801097, 946751, 1096238, 1602194, 1893502, 10414261, 20828522]

約数ペア:

[(1, 20828522), (2, 10414261), (11, 1893502), (13, 1602194), (19, 1096238), (22, 946751), (26, 801097), (38, 548119), (143, 145654), (209, 99658), (247, 84326), (286, 72827), (418, 49829), (494, 42163), (2717, 7666), (3833, 5434)]