20158945536

素因数分解:

$2^8\times 3^1\times {\mathrm{829}}^1\times {\mathrm{31663}}^1$

素因数の和:32511

約数の個数: 72

約数和(自身を含む): 53718609280

約数和(自身を除く): 33559663744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 829, 1658, 2487, 3316, 4974, 6632, 9948, 13264, 19896, 26528, 31663, 39792, 53056, 63326, 79584, 94989, 106112, 126652, 159168, 189978, 212224, 253304, 318336, 379956, 506608, 636672, 759912, 1013216, 1519824, 2026432, 3039648, 4052864, 6079296, 8105728, 12158592, 24317184, 26248627, 52497254, 78745881, 104994508, 157491762, 209989016, 314983524, 419978032, 629967048, 839956064, 1259934096, 1679912128, 2519868192, 3359824256, 5039736384, 6719648512, 10079472768, 20158945536]

約数ペア:

[(1, 20158945536), (2, 10079472768), (3, 6719648512), (4, 5039736384), (6, 3359824256), (8, 2519868192), (12, 1679912128), (16, 1259934096), (24, 839956064), (32, 629967048), (48, 419978032), (64, 314983524), (96, 209989016), (128, 157491762), (192, 104994508), (256, 78745881), (384, 52497254), (768, 26248627), (829, 24317184), (1658, 12158592), (2487, 8105728), (3316, 6079296), (4974, 4052864), (6632, 3039648), (9948, 2026432), (13264, 1519824), (19896, 1013216), (26528, 759912), (31663, 636672), (39792, 506608), (53056, 379956), (63326, 318336), (79584, 253304), (94989, 212224), (106112, 189978), (126652, 159168)]