18713550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1797

約数の個数: 48

約数和(自身を含む): 47072880

約数和(自身を除く): 28359330

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 73, 75, 146, 150, 219, 365, 438, 730, 1095, 1709, 1825, 2190, 3418, 3650, 5127, 5475, 8545, 10254, 10950, 17090, 25635, 42725, 51270, 85450, 124757, 128175, 249514, 256350, 374271, 623785, 748542, 1247570, 1871355, 3118925, 3742710, 6237850, 9356775, 18713550]

約数ペア:

[(1, 18713550), (2, 9356775), (3, 6237850), (5, 3742710), (6, 3118925), (10, 1871355), (15, 1247570), (25, 748542), (30, 623785), (50, 374271), (73, 256350), (75, 249514), (146, 128175), (150, 124757), (219, 85450), (365, 51270), (438, 42725), (730, 25635), (1095, 17090), (1709, 10950), (1825, 10254), (2190, 8545), (3418, 5475), (3650, 5127)]