18209152

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 40440960

約数和(自身を除く): 22231808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 353, 403, 416, 496, 706, 806, 832, 992, 1412, 1612, 1664, 1984, 2824, 3224, 3968, 4589, 5648, 6448, 9178, 10943, 11296, 12896, 18356, 21886, 22592, 25792, 36712, 43772, 45184, 51584, 73424, 87544, 142259, 146848, 175088, 284518, 293696, 350176, 569036, 587392, 700352, 1138072, 1400704, 2276144, 4552288, 9104576, 18209152]

約数ペア:

[(1, 18209152), (2, 9104576), (4, 4552288), (8, 2276144), (13, 1400704), (16, 1138072), (26, 700352), (31, 587392), (32, 569036), (52, 350176), (62, 293696), (64, 284518), (104, 175088), (124, 146848), (128, 142259), (208, 87544), (248, 73424), (353, 51584), (403, 45184), (416, 43772), (496, 36712), (706, 25792), (806, 22592), (832, 21886), (992, 18356), (1412, 12896), (1612, 11296), (1664, 10943), (1984, 9178), (2824, 6448), (3224, 5648), (3968, 4589)]