18796492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1933}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 40938912

約数和(自身を除く): 22142420

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1933, 2431, 3866, 4862, 7732, 9724, 21263, 25129, 32861, 42526, 50258, 65722, 85052, 100516, 131444, 276419, 361471, 427193, 552838, 722942, 854386, 1105676, 1445884, 1708772, 4699123, 9398246, 18796492]

約数ペア:

[(1, 18796492), (2, 9398246), (4, 4699123), (11, 1708772), (13, 1445884), (17, 1105676), (22, 854386), (26, 722942), (34, 552838), (44, 427193), (52, 361471), (68, 276419), (143, 131444), (187, 100516), (221, 85052), (286, 65722), (374, 50258), (442, 42526), (572, 32861), (748, 25129), (884, 21263), (1933, 9724), (2431, 7732), (3866, 4862)]