18903696

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 56377344

約数和(自身を除く): 37473648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 127, 168, 254, 336, 381, 443, 508, 762, 886, 889, 1016, 1329, 1524, 1772, 1778, 2032, 2658, 2667, 3048, 3101, 3544, 3556, 5316, 5334, 6096, 6202, 7088, 7112, 9303, 10632, 10668, 12404, 14224, 18606, 21264, 21336, 24808, 37212, 42672, 49616, 56261, 74424, 112522, 148848, 168783, 225044, 337566, 393827, 450088, 675132, 787654, 900176, 1181481, 1350264, 1575308, 2362962, 2700528, 3150616, 4725924, 6301232, 9451848, 18903696]

約数ペア:

[(1, 18903696), (2, 9451848), (3, 6301232), (4, 4725924), (6, 3150616), (7, 2700528), (8, 2362962), (12, 1575308), (14, 1350264), (16, 1181481), (21, 900176), (24, 787654), (28, 675132), (42, 450088), (48, 393827), (56, 337566), (84, 225044), (112, 168783), (127, 148848), (168, 112522), (254, 74424), (336, 56261), (381, 49616), (443, 42672), (508, 37212), (762, 24808), (886, 21336), (889, 21264), (1016, 18606), (1329, 14224), (1524, 12404), (1772, 10668), (1778, 10632), (2032, 9303), (2658, 7112), (2667, 7088), (3048, 6202), (3101, 6096), (3544, 5334), (3556, 5316)]