18509830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{769}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 34927200

約数和(自身を除く): 16417370

約数列:

[1, 2, 5, 10, 29, 58, 83, 145, 166, 290, 415, 769, 830, 1538, 2407, 3845, 4814, 7690, 12035, 22301, 24070, 44602, 63827, 111505, 127654, 223010, 319135, 638270, 1850983, 3701966, 9254915, 18509830]

約数ペア:

[(1, 18509830), (2, 9254915), (5, 3701966), (10, 1850983), (29, 638270), (58, 319135), (83, 223010), (145, 127654), (166, 111505), (290, 63827), (415, 44602), (769, 24070), (830, 22301), (1538, 12035), (2407, 7690), (3845, 4814)]