19104280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36739}}^1$

素因数の和:36763

約数の個数: 32

約数和(自身を含む): 46292400

約数和(自身を除く): 27188120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 36739, 73478, 146956, 183695, 293912, 367390, 477607, 734780, 955214, 1469560, 1910428, 2388035, 3820856, 4776070, 9552140, 19104280]

約数ペア:

[(1, 19104280), (2, 9552140), (4, 4776070), (5, 3820856), (8, 2388035), (10, 1910428), (13, 1469560), (20, 955214), (26, 734780), (40, 477607), (52, 367390), (65, 293912), (104, 183695), (130, 146956), (260, 73478), (520, 36739)]