18519830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11503}}^1$

素因数の和:11540

約数の個数: 32

約数和(自身を含む): 39757824

約数和(自身を除く): 21237994

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 11503, 23006, 57515, 80521, 115030, 161042, 264569, 402605, 529138, 805210, 1322845, 1851983, 2645690, 3703966, 9259915, 18519830]

約数ペア:

[(1, 18519830), (2, 9259915), (5, 3703966), (7, 2645690), (10, 1851983), (14, 1322845), (23, 805210), (35, 529138), (46, 402605), (70, 264569), (115, 161042), (161, 115030), (230, 80521), (322, 57515), (805, 23006), (1610, 11503)]