19025630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4721}}^1$

素因数の和:4772

約数の個数: 32

約数和(自身を含む): 38078208

約数和(自身を除く): 19052578

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 4721, 9442, 23605, 47210, 61373, 122746, 146351, 292702, 306865, 613730, 731755, 1463510, 1902563, 3805126, 9512815, 19025630]

約数ペア:

[(1, 19025630), (2, 9512815), (5, 3805126), (10, 1902563), (13, 1463510), (26, 731755), (31, 613730), (62, 306865), (65, 292702), (130, 146351), (155, 122746), (310, 61373), (403, 47210), (806, 23605), (2015, 9442), (4030, 4721)]