18330208

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 39266640

約数和(自身を除く): 20936432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 208, 278, 317, 416, 556, 634, 1112, 1268, 1807, 2224, 2536, 3614, 4121, 4448, 5072, 7228, 8242, 10144, 14456, 16484, 28912, 32968, 44063, 57824, 65936, 88126, 131872, 176252, 352504, 572819, 705008, 1145638, 1410016, 2291276, 4582552, 9165104, 18330208]

約数ペア:

[(1, 18330208), (2, 9165104), (4, 4582552), (8, 2291276), (13, 1410016), (16, 1145638), (26, 705008), (32, 572819), (52, 352504), (104, 176252), (139, 131872), (208, 88126), (278, 65936), (317, 57824), (416, 44063), (556, 32968), (634, 28912), (1112, 16484), (1268, 14456), (1807, 10144), (2224, 8242), (2536, 7228), (3614, 5072), (4121, 4448)]