20218962848

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{26713}}^1$

素因数の和:26870

約数の個数: 96

約数和(自身を含む): 47392773120

約数和(自身を除く): 27173810272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 109, 112, 124, 217, 218, 224, 248, 434, 436, 496, 763, 868, 872, 992, 1526, 1736, 1744, 3052, 3379, 3472, 3488, 6104, 6758, 6944, 12208, 13516, 23653, 24416, 26713, 27032, 47306, 53426, 54064, 94612, 106852, 108128, 186991, 189224, 213704, 373982, 378448, 427408, 747964, 756896, 828103, 854816, 1495928, 1656206, 2911717, 2991856, 3312412, 5796721, 5823434, 5983712, 6624824, 11593442, 11646868, 13249648, 20382019, 23186884, 23293736, 26499296, 40764038, 46373768, 46587472, 81528076, 90263227, 92747536, 93174944, 163056152, 180526454, 185495072, 326112304, 361052908, 631842589, 652224608, 722105816, 1263685178, 1444211632, 2527370356, 2888423264, 5054740712, 10109481424, 20218962848]

約数ペア:

[(1, 20218962848), (2, 10109481424), (4, 5054740712), (7, 2888423264), (8, 2527370356), (14, 1444211632), (16, 1263685178), (28, 722105816), (31, 652224608), (32, 631842589), (56, 361052908), (62, 326112304), (109, 185495072), (112, 180526454), (124, 163056152), (217, 93174944), (218, 92747536), (224, 90263227), (248, 81528076), (434, 46587472), (436, 46373768), (496, 40764038), (763, 26499296), (868, 23293736), (872, 23186884), (992, 20382019), (1526, 13249648), (1736, 11646868), (1744, 11593442), (3052, 6624824), (3379, 5983712), (3472, 5823434), (3488, 5796721), (6104, 3312412), (6758, 2991856), (6944, 2911717), (12208, 1656206), (13516, 1495928), (23653, 854816), (24416, 828103), (26713, 756896), (27032, 747964), (47306, 427408), (53426, 378448), (54064, 373982), (94612, 213704), (106852, 189224), (108128, 186991)]