17694976

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{409}}^1$

素因数の和:451

約数の個数: 54

約数和(自身を含む): 38340330

約数和(自身を除く): 20645354

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 409, 416, 676, 818, 832, 1352, 1636, 1664, 2704, 3272, 3328, 5317, 5408, 6544, 10634, 10816, 13088, 21268, 21632, 26176, 42536, 43264, 52352, 69121, 85072, 104704, 138242, 170144, 276484, 340288, 552968, 680576, 1105936, 1361152, 2211872, 4423744, 8847488, 17694976]

約数ペア:

[(1, 17694976), (2, 8847488), (4, 4423744), (8, 2211872), (13, 1361152), (16, 1105936), (26, 680576), (32, 552968), (52, 340288), (64, 276484), (104, 170144), (128, 138242), (169, 104704), (208, 85072), (256, 69121), (338, 52352), (409, 43264), (416, 42536), (676, 26176), (818, 21632), (832, 21268), (1352, 13088), (1636, 10816), (1664, 10634), (2704, 6544), (3272, 5408), (3328, 5317)]