20178441397

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 23691571200

約数和(自身を除く): 3513129803

約数列:

[1, 17, 23, 37, 43, 163, 199, 391, 629, 731, 851, 989, 1591, 2771, 3383, 3749, 4577, 6031, 7009, 7363, 8557, 14467, 16813, 27047, 32437, 36593, 63733, 77809, 102527, 119153, 125171, 138713, 145469, 161207, 169349, 196811, 259333, 316609, 551429, 622081, 746051, 1200169, 1394791, 2358121, 2740519, 2878933, 3345787, 4408661, 5382353, 5964659, 7282007, 12682867, 20402873, 23711447, 27603887, 32080193, 51607267, 101399203, 123794119, 469266079, 545363281, 877323539, 1186967141, 20178441397]

約数ペア:

[(1, 20178441397), (17, 1186967141), (23, 877323539), (37, 545363281), (43, 469266079), (163, 123794119), (199, 101399203), (391, 51607267), (629, 32080193), (731, 27603887), (851, 23711447), (989, 20402873), (1591, 12682867), (2771, 7282007), (3383, 5964659), (3749, 5382353), (4577, 4408661), (6031, 3345787), (7009, 2878933), (7363, 2740519), (8557, 2358121), (14467, 1394791), (16813, 1200169), (27047, 746051), (32437, 622081), (36593, 551429), (63733, 316609), (77809, 259333), (102527, 196811), (119153, 169349), (125171, 161207), (138713, 145469)]