18688152

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{643}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 53786880

約数和(自身を除く): 35098728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 173, 346, 519, 643, 692, 1038, 1211, 1286, 1384, 1929, 2076, 2422, 2572, 3633, 3858, 4152, 4501, 4844, 5144, 7266, 7716, 9002, 9688, 13503, 14532, 15432, 18004, 27006, 29064, 36008, 54012, 108024, 111239, 222478, 333717, 444956, 667434, 778673, 889912, 1334868, 1557346, 2336019, 2669736, 3114692, 4672038, 6229384, 9344076, 18688152]

約数ペア:

[(1, 18688152), (2, 9344076), (3, 6229384), (4, 4672038), (6, 3114692), (7, 2669736), (8, 2336019), (12, 1557346), (14, 1334868), (21, 889912), (24, 778673), (28, 667434), (42, 444956), (56, 333717), (84, 222478), (168, 111239), (173, 108024), (346, 54012), (519, 36008), (643, 29064), (692, 27006), (1038, 18004), (1211, 15432), (1286, 14532), (1384, 13503), (1929, 9688), (2076, 9002), (2422, 7716), (2572, 7266), (3633, 5144), (3858, 4844), (4152, 4501)]