20123600074

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{1409}}^1$

素因数の和:1663

約数の個数: 64

約数和(自身を含む): 33257952000

約数和(自身を除く): 13134351926

約数列:

[1, 2, 19, 38, 41, 82, 89, 103, 178, 206, 779, 1409, 1558, 1691, 1957, 2818, 3382, 3649, 3914, 4223, 7298, 8446, 9167, 18334, 26771, 53542, 57769, 69331, 80237, 115538, 125401, 138662, 145127, 160474, 174173, 250802, 290254, 348346, 375847, 751694, 1097611, 2195222, 2382619, 2757413, 4765238, 5141441, 5514826, 5950207, 7141093, 10282882, 11900414, 12916303, 14282186, 25832606, 97687379, 113053933, 195374758, 226107866, 245409757, 490819514, 529568423, 1059136846, 10061800037, 20123600074]

約数ペア:

[(1, 20123600074), (2, 10061800037), (19, 1059136846), (38, 529568423), (41, 490819514), (82, 245409757), (89, 226107866), (103, 195374758), (178, 113053933), (206, 97687379), (779, 25832606), (1409, 14282186), (1558, 12916303), (1691, 11900414), (1957, 10282882), (2818, 7141093), (3382, 5950207), (3649, 5514826), (3914, 5141441), (4223, 4765238), (7298, 2757413), (8446, 2382619), (9167, 2195222), (18334, 1097611), (26771, 751694), (53542, 375847), (57769, 348346), (69331, 290254), (80237, 250802), (115538, 174173), (125401, 160474), (138662, 145127)]