20604558

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9109}}^1$

素因数の和:9156

約数の個数: 32

約数和(自身を含む): 45914400

約数和(自身を除く): 25309842

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 9109, 18218, 27327, 54654, 118417, 236834, 264161, 355251, 528322, 710502, 792483, 1584966, 3434093, 6868186, 10302279, 20604558]

約数ペア:

[(1, 20604558), (2, 10302279), (3, 6868186), (6, 3434093), (13, 1584966), (26, 792483), (29, 710502), (39, 528322), (58, 355251), (78, 264161), (87, 236834), (174, 118417), (377, 54654), (754, 27327), (1131, 18218), (2262, 9109)]