20936904

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 33806136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 107, 124, 186, 214, 248, 263, 321, 372, 428, 526, 642, 744, 789, 856, 1052, 1284, 1578, 2104, 2568, 3156, 3317, 6312, 6634, 8153, 9951, 13268, 16306, 19902, 24459, 26536, 28141, 32612, 39804, 48918, 56282, 65224, 79608, 84423, 97836, 112564, 168846, 195672, 225128, 337692, 675384, 872371, 1744742, 2617113, 3489484, 5234226, 6978968, 10468452, 20936904]

約数ペア:

[(1, 20936904), (2, 10468452), (3, 6978968), (4, 5234226), (6, 3489484), (8, 2617113), (12, 1744742), (24, 872371), (31, 675384), (62, 337692), (93, 225128), (107, 195672), (124, 168846), (186, 112564), (214, 97836), (248, 84423), (263, 79608), (321, 65224), (372, 56282), (428, 48918), (526, 39804), (642, 32612), (744, 28141), (789, 26536), (856, 24459), (1052, 19902), (1284, 16306), (1578, 13268), (2104, 9951), (2568, 8153), (3156, 6634), (3317, 6312)]