20144358

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2777}}^1$

素因数の和:2829

約数の個数: 48

約数和(自身を含む): 48537216

約数和(自身を除く): 28392858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2777, 3627, 5554, 7254, 8331, 16662, 24993, 36101, 49986, 72202, 86087, 108303, 172174, 216606, 258261, 324909, 516522, 649818, 774783, 1119131, 1549566, 2238262, 3357393, 6714786, 10072179, 20144358]

約数ペア:

[(1, 20144358), (2, 10072179), (3, 6714786), (6, 3357393), (9, 2238262), (13, 1549566), (18, 1119131), (26, 774783), (31, 649818), (39, 516522), (62, 324909), (78, 258261), (93, 216606), (117, 172174), (186, 108303), (234, 86087), (279, 72202), (403, 49986), (558, 36101), (806, 24993), (1209, 16662), (2418, 8331), (2777, 7254), (3627, 5554)]