19848456

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2195

約数の個数: 64

約数和(自身を含む): 56443200

約数和(自身を除く): 36594744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 86, 108, 129, 172, 216, 258, 344, 387, 516, 774, 1032, 1161, 1548, 2137, 2322, 3096, 4274, 4644, 6411, 8548, 9288, 12822, 17096, 19233, 25644, 38466, 51288, 57699, 76932, 91891, 115398, 153864, 183782, 230796, 275673, 367564, 461592, 551346, 735128, 827019, 1102692, 1654038, 2205384, 2481057, 3308076, 4962114, 6616152, 9924228, 19848456]

約数ペア:

[(1, 19848456), (2, 9924228), (3, 6616152), (4, 4962114), (6, 3308076), (8, 2481057), (9, 2205384), (12, 1654038), (18, 1102692), (24, 827019), (27, 735128), (36, 551346), (43, 461592), (54, 367564), (72, 275673), (86, 230796), (108, 183782), (129, 153864), (172, 115398), (216, 91891), (258, 76932), (344, 57699), (387, 51288), (516, 38466), (774, 25644), (1032, 19233), (1161, 17096), (1548, 12822), (2137, 9288), (2322, 8548), (3096, 6411), (4274, 4644)]