19471870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{773}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 38452320

約数和(自身を除く): 18980450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 229, 458, 773, 1145, 1546, 2290, 2519, 3865, 5038, 7730, 8503, 12595, 17006, 25190, 42515, 85030, 177017, 354034, 885085, 1770170, 1947187, 3894374, 9735935, 19471870]

約数ペア:

[(1, 19471870), (2, 9735935), (5, 3894374), (10, 1947187), (11, 1770170), (22, 885085), (55, 354034), (110, 177017), (229, 85030), (458, 42515), (773, 25190), (1145, 17006), (1546, 12595), (2290, 8503), (2519, 7730), (3865, 5038)]