19351970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7649}}^1$

素因数の和:7690

約数の個数: 32

約数和(自身を含む): 39657600

約数和(自身を除く): 20305630

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7649, 15298, 38245, 76490, 84139, 168278, 175927, 351854, 420695, 841390, 879635, 1759270, 1935197, 3870394, 9675985, 19351970]

約数ペア:

[(1, 19351970), (2, 9675985), (5, 3870394), (10, 1935197), (11, 1759270), (22, 879635), (23, 841390), (46, 420695), (55, 351854), (110, 175927), (115, 168278), (230, 84139), (253, 76490), (506, 38245), (1265, 15298), (2530, 7649)]