19707648

素因数分解:

$2^8\times 3^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 53372928

約数和(自身を除く): 33665280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 128, 134, 192, 201, 256, 268, 383, 384, 402, 536, 766, 768, 804, 1072, 1149, 1532, 1608, 2144, 2298, 3064, 3216, 4288, 4596, 6128, 6432, 8576, 9192, 12256, 12864, 17152, 18384, 24512, 25661, 25728, 36768, 49024, 51322, 51456, 73536, 76983, 98048, 102644, 147072, 153966, 205288, 294144, 307932, 410576, 615864, 821152, 1231728, 1642304, 2463456, 3284608, 4926912, 6569216, 9853824, 19707648]

約数ペア:

[(1, 19707648), (2, 9853824), (3, 6569216), (4, 4926912), (6, 3284608), (8, 2463456), (12, 1642304), (16, 1231728), (24, 821152), (32, 615864), (48, 410576), (64, 307932), (67, 294144), (96, 205288), (128, 153966), (134, 147072), (192, 102644), (201, 98048), (256, 76983), (268, 73536), (383, 51456), (384, 51322), (402, 49024), (536, 36768), (766, 25728), (768, 25661), (804, 24512), (1072, 18384), (1149, 17152), (1532, 12864), (1608, 12256), (2144, 9192), (2298, 8576), (3064, 6432), (3216, 6128), (4288, 4596)]