19571607

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 33864480

約数和(自身を除く): 14292873

約数列:

[1, 3, 9, 11, 17, 29, 33, 51, 87, 99, 153, 187, 261, 319, 401, 493, 561, 957, 1203, 1479, 1683, 2871, 3609, 4411, 4437, 5423, 6817, 11629, 13233, 16269, 20451, 34887, 39699, 48807, 61353, 74987, 104661, 127919, 197693, 224961, 383757, 593079, 674883, 1151271, 1779237, 2174623, 6523869, 19571607]

約数ペア:

[(1, 19571607), (3, 6523869), (9, 2174623), (11, 1779237), (17, 1151271), (29, 674883), (33, 593079), (51, 383757), (87, 224961), (99, 197693), (153, 127919), (187, 104661), (261, 74987), (319, 61353), (401, 48807), (493, 39699), (561, 34887), (957, 20451), (1203, 16269), (1479, 13233), (1683, 11629), (2871, 6817), (3609, 5423), (4411, 4437)]