20716848

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3061}}^1$

素因数の和:3122

約数の個数: 60

約数和(自身を含む): 59231328

約数和(自身を除く): 38514480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3061, 3384, 6122, 6768, 9183, 12244, 18366, 24488, 27549, 36732, 48976, 55098, 73464, 110196, 143867, 146928, 220392, 287734, 431601, 440784, 575468, 863202, 1150936, 1294803, 1726404, 2301872, 2589606, 3452808, 5179212, 6905616, 10358424, 20716848]

約数ペア:

[(1, 20716848), (2, 10358424), (3, 6905616), (4, 5179212), (6, 3452808), (8, 2589606), (9, 2301872), (12, 1726404), (16, 1294803), (18, 1150936), (24, 863202), (36, 575468), (47, 440784), (48, 431601), (72, 287734), (94, 220392), (141, 146928), (144, 143867), (188, 110196), (282, 73464), (376, 55098), (423, 48976), (564, 36732), (752, 27549), (846, 24488), (1128, 18366), (1692, 12244), (2256, 9183), (3061, 6768), (3384, 6122)]