18388084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 41997312

約数和(自身を除く): 23609228

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 31, 34, 44, 52, 61, 62, 68, 122, 124, 143, 187, 221, 244, 286, 341, 374, 403, 442, 527, 572, 671, 682, 748, 793, 806, 884, 1037, 1054, 1342, 1364, 1586, 1612, 1891, 2074, 2108, 2431, 2684, 3172, 3782, 4148, 4433, 4862, 5797, 6851, 7564, 8723, 8866, 9724, 11407, 11594, 13481, 13702, 17446, 17732, 20801, 22814, 23188, 24583, 26962, 27404, 32147, 34892, 41602, 45628, 49166, 53924, 64294, 75361, 83204, 98332, 128588, 148291, 150722, 270413, 296582, 301444, 353617, 417911, 540826, 593164, 707234, 835822, 1081652, 1414468, 1671644, 4597021, 9194042, 18388084]

約数ペア:

[(1, 18388084), (2, 9194042), (4, 4597021), (11, 1671644), (13, 1414468), (17, 1081652), (22, 835822), (26, 707234), (31, 593164), (34, 540826), (44, 417911), (52, 353617), (61, 301444), (62, 296582), (68, 270413), (122, 150722), (124, 148291), (143, 128588), (187, 98332), (221, 83204), (244, 75361), (286, 64294), (341, 53924), (374, 49166), (403, 45628), (442, 41602), (527, 34892), (572, 32147), (671, 27404), (682, 26962), (748, 24583), (793, 23188), (806, 22814), (884, 20801), (1037, 17732), (1054, 17446), (1342, 13702), (1364, 13481), (1586, 11594), (1612, 11407), (1891, 9724), (2074, 8866), (2108, 8723), (2431, 7564), (2684, 6851), (3172, 5797), (3782, 4862), (4148, 4433)]