18349803128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{244873}}^1$

素因数の和:244944

約数の個数: 64

約数和(自身を含む): 39669588000

約数和(自身を除く): 21319784872

約数列:

[1, 2, 4, 8, 17, 19, 29, 34, 38, 58, 68, 76, 116, 136, 152, 232, 323, 493, 551, 646, 986, 1102, 1292, 1972, 2204, 2584, 3944, 4408, 9367, 18734, 37468, 74936, 244873, 489746, 979492, 1958984, 4162841, 4652587, 7101317, 8325682, 9305174, 14202634, 16651364, 18610348, 28405268, 33302728, 37220696, 56810536, 79093979, 120722389, 134925023, 158187958, 241444778, 269850046, 316375916, 482889556, 539700092, 632751832, 965779112, 1079400184, 2293725391, 4587450782, 9174901564, 18349803128]

約数ペア:

[(1, 18349803128), (2, 9174901564), (4, 4587450782), (8, 2293725391), (17, 1079400184), (19, 965779112), (29, 632751832), (34, 539700092), (38, 482889556), (58, 316375916), (68, 269850046), (76, 241444778), (116, 158187958), (136, 134925023), (152, 120722389), (232, 79093979), (323, 56810536), (493, 37220696), (551, 33302728), (646, 28405268), (986, 18610348), (1102, 16651364), (1292, 14202634), (1972, 9305174), (2204, 8325682), (2584, 7101317), (3944, 4652587), (4408, 4162841), (9367, 1958984), (18734, 979492), (37468, 489746), (74936, 244873)]