20000208

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{13441}}^1$

素因数の和:13483

約数の個数: 40

約数和(自身を含む): 53337856

約数和(自身を除く): 33337648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 13441, 26882, 40323, 53764, 80646, 107528, 161292, 215056, 322584, 416671, 645168, 833342, 1250013, 1666684, 2500026, 3333368, 5000052, 6666736, 10000104, 20000208]

約数ペア:

[(1, 20000208), (2, 10000104), (3, 6666736), (4, 5000052), (6, 3333368), (8, 2500026), (12, 1666684), (16, 1250013), (24, 833342), (31, 645168), (48, 416671), (62, 322584), (93, 215056), (124, 161292), (186, 107528), (248, 80646), (372, 53764), (496, 40323), (744, 26882), (1488, 13441)]