20160865686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{438833}}^1$

素因数の和:438901

約数の個数: 64

約数和(自身を含む): 47183431680

約数和(自身を除く): 27022565994

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 186, 247, 403, 494, 589, 741, 806, 1178, 1209, 1482, 1767, 2418, 3534, 7657, 15314, 22971, 45942, 438833, 877666, 1316499, 2632998, 5704829, 8337827, 11409658, 13603823, 16675654, 17114487, 25013481, 27207646, 34228974, 40811469, 50026962, 81622938, 108391751, 176849699, 216783502, 258472637, 325175253, 353699398, 516945274, 530549097, 650350506, 775417911, 1061098194, 1550835822, 3360144281, 6720288562, 10080432843, 20160865686]

約数ペア:

[(1, 20160865686), (2, 10080432843), (3, 6720288562), (6, 3360144281), (13, 1550835822), (19, 1061098194), (26, 775417911), (31, 650350506), (38, 530549097), (39, 516945274), (57, 353699398), (62, 325175253), (78, 258472637), (93, 216783502), (114, 176849699), (186, 108391751), (247, 81622938), (403, 50026962), (494, 40811469), (589, 34228974), (741, 27207646), (806, 25013481), (1178, 17114487), (1209, 16675654), (1482, 13603823), (1767, 11409658), (2418, 8337827), (3534, 5704829), (7657, 2632998), (15314, 1316499), (22971, 877666), (45942, 438833)]