20523636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3541}}^1$

素因数の和:3581

約数の個数: 72

約数和(自身を含む): 61885824

約数和(自身を除く): 41362188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3541, 5796, 7082, 10623, 14164, 21246, 24787, 31869, 42492, 49574, 63738, 74361, 81443, 99148, 127476, 148722, 162886, 223083, 244329, 297444, 325772, 446166, 488658, 570101, 732987, 892332, 977316, 1140202, 1465974, 1710303, 2280404, 2931948, 3420606, 5130909, 6841212, 10261818, 20523636]

約数ペア:

[(1, 20523636), (2, 10261818), (3, 6841212), (4, 5130909), (6, 3420606), (7, 2931948), (9, 2280404), (12, 1710303), (14, 1465974), (18, 1140202), (21, 977316), (23, 892332), (28, 732987), (36, 570101), (42, 488658), (46, 446166), (63, 325772), (69, 297444), (84, 244329), (92, 223083), (126, 162886), (138, 148722), (161, 127476), (207, 99148), (252, 81443), (276, 74361), (322, 63738), (414, 49574), (483, 42492), (644, 31869), (828, 24787), (966, 21246), (1449, 14164), (1932, 10623), (2898, 7082), (3541, 5796)]