20190261808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{768041}}^1$

素因数の和:768133

約数の個数: 40

約数和(自身を含む): 41142473856

約数和(自身を除く): 20952212048

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 848, 1643, 3286, 6572, 13144, 26288, 768041, 1536082, 3072164, 6144328, 12288656, 23809271, 40706173, 47618542, 81412346, 95237084, 162824692, 190474168, 325649384, 380948336, 651298768, 1261891363, 2523782726, 5047565452, 10095130904, 20190261808]

約数ペア:

[(1, 20190261808), (2, 10095130904), (4, 5047565452), (8, 2523782726), (16, 1261891363), (31, 651298768), (53, 380948336), (62, 325649384), (106, 190474168), (124, 162824692), (212, 95237084), (248, 81412346), (424, 47618542), (496, 40706173), (848, 23809271), (1643, 12288656), (3286, 6144328), (6572, 3072164), (13144, 1536082), (26288, 768041)]