19198564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 42448896

約数和(自身を除く): 23250332

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 83, 154, 166, 308, 332, 581, 751, 913, 1162, 1502, 1826, 2324, 3004, 3652, 5257, 6391, 8261, 10514, 12782, 16522, 21028, 25564, 33044, 57827, 62333, 115654, 124666, 231308, 249332, 436331, 685663, 872662, 1371326, 1745324, 2742652, 4799641, 9599282, 19198564]

約数ペア:

[(1, 19198564), (2, 9599282), (4, 4799641), (7, 2742652), (11, 1745324), (14, 1371326), (22, 872662), (28, 685663), (44, 436331), (77, 249332), (83, 231308), (154, 124666), (166, 115654), (308, 62333), (332, 57827), (581, 33044), (751, 25564), (913, 21028), (1162, 16522), (1502, 12782), (1826, 10514), (2324, 8261), (3004, 6391), (3652, 5257)]