18777044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1931}}^1$

素因数の和:1976

約数の個数: 48

約数和(自身を含む): 40896576

約数和(自身を除く): 22119532

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1931, 2431, 3862, 4862, 7724, 9724, 21241, 25103, 32827, 42482, 50206, 65654, 84964, 100412, 131308, 276133, 361097, 426751, 552266, 722194, 853502, 1104532, 1444388, 1707004, 4694261, 9388522, 18777044]

約数ペア:

[(1, 18777044), (2, 9388522), (4, 4694261), (11, 1707004), (13, 1444388), (17, 1104532), (22, 853502), (26, 722194), (34, 552266), (44, 426751), (52, 361097), (68, 276133), (143, 131308), (187, 100412), (221, 84964), (286, 65654), (374, 50206), (442, 42482), (572, 32827), (748, 25103), (884, 21241), (1931, 9724), (2431, 7724), (3862, 4862)]