20512166562

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{3677}}^1\times {\mathrm{3923}}^1$

素因数の和:7687

約数の個数: 48

約数和(自身を含む): 45029312640

約数和(自身を除く): 24517146078

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 3677, 3923, 7354, 7846, 11031, 11769, 22062, 23538, 33093, 35307, 66186, 70614, 290483, 309917, 580966, 619834, 871449, 929751, 1742898, 1859502, 2614347, 2789253, 5228694, 5578506, 14424871, 28849742, 43274613, 86549226, 129823839, 259647678, 1139564809, 2279129618, 3418694427, 6837388854, 10256083281, 20512166562]

約数ペア:

[(1, 20512166562), (2, 10256083281), (3, 6837388854), (6, 3418694427), (9, 2279129618), (18, 1139564809), (79, 259647678), (158, 129823839), (237, 86549226), (474, 43274613), (711, 28849742), (1422, 14424871), (3677, 5578506), (3923, 5228694), (7354, 2789253), (7846, 2614347), (11031, 1859502), (11769, 1742898), (22062, 929751), (23538, 871449), (33093, 619834), (35307, 580966), (66186, 309917), (70614, 290483)]