16495820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 38229408

約数和(自身を除く): 21733588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 773, 970, 1067, 1546, 1940, 2134, 3092, 3865, 4268, 5335, 7730, 8503, 10670, 15460, 17006, 21340, 34012, 42515, 74981, 85030, 149962, 170060, 299924, 374905, 749810, 824791, 1499620, 1649582, 3299164, 4123955, 8247910, 16495820]

約数ペア:

[(1, 16495820), (2, 8247910), (4, 4123955), (5, 3299164), (10, 1649582), (11, 1499620), (20, 824791), (22, 749810), (44, 374905), (55, 299924), (97, 170060), (110, 149962), (194, 85030), (220, 74981), (388, 42515), (485, 34012), (773, 21340), (970, 17006), (1067, 15460), (1546, 10670), (1940, 8503), (2134, 7730), (3092, 5335), (3865, 4268)]