18149248

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{839}}^1$

素因数の和:879

約数の個数: 48

約数和(自身を含む): 39198600

約数和(自身を除く): 21049352

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 839, 1352, 1664, 1678, 2704, 3356, 5408, 6712, 10816, 10907, 13424, 21632, 21814, 26848, 43628, 53696, 87256, 107392, 141791, 174512, 283582, 349024, 567164, 698048, 1134328, 1396096, 2268656, 4537312, 9074624, 18149248]

約数ペア:

[(1, 18149248), (2, 9074624), (4, 4537312), (8, 2268656), (13, 1396096), (16, 1134328), (26, 698048), (32, 567164), (52, 349024), (64, 283582), (104, 174512), (128, 141791), (169, 107392), (208, 87256), (338, 53696), (416, 43628), (676, 26848), (832, 21814), (839, 21632), (1352, 13424), (1664, 10907), (1678, 10816), (2704, 6712), (3356, 5408)]