19291730

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 35900928

約数和(自身を除く): 16609198

約数列:

[1, 2, 5, 10, 41, 82, 205, 211, 223, 410, 422, 446, 1055, 1115, 2110, 2230, 8651, 9143, 17302, 18286, 43255, 45715, 47053, 86510, 91430, 94106, 235265, 470530, 1929173, 3858346, 9645865, 19291730]

約数ペア:

[(1, 19291730), (2, 9645865), (5, 3858346), (10, 1929173), (41, 470530), (82, 235265), (205, 94106), (211, 91430), (223, 86510), (410, 47053), (422, 45715), (446, 43255), (1055, 18286), (1115, 17302), (2110, 9143), (2230, 8651)]