18525104

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 80

約数和(自身を含む): 42497280

約数和(自身を除く): 23972176

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 169, 208, 221, 248, 272, 338, 403, 442, 496, 527, 676, 806, 884, 1054, 1352, 1612, 1768, 2108, 2197, 2704, 2873, 3224, 3536, 4216, 4394, 5239, 5746, 6448, 6851, 8432, 8788, 10478, 11492, 13702, 17576, 20956, 22984, 27404, 35152, 37349, 41912, 45968, 54808, 68107, 74698, 83824, 89063, 109616, 136214, 149396, 178126, 272428, 298792, 356252, 544856, 597584, 712504, 1089712, 1157819, 1425008, 2315638, 4631276, 9262552, 18525104]

約数ペア:

[(1, 18525104), (2, 9262552), (4, 4631276), (8, 2315638), (13, 1425008), (16, 1157819), (17, 1089712), (26, 712504), (31, 597584), (34, 544856), (52, 356252), (62, 298792), (68, 272428), (104, 178126), (124, 149396), (136, 136214), (169, 109616), (208, 89063), (221, 83824), (248, 74698), (272, 68107), (338, 54808), (403, 45968), (442, 41912), (496, 37349), (527, 35152), (676, 27404), (806, 22984), (884, 20956), (1054, 17576), (1352, 13702), (1612, 11492), (1768, 10478), (2108, 8788), (2197, 8432), (2704, 6851), (2873, 6448), (3224, 5746), (3536, 5239), (4216, 4394)]