20383152

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 56544000

約数和(自身を除く): 36160848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 37, 46, 48, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 368, 444, 499, 552, 592, 851, 888, 998, 1104, 1497, 1702, 1776, 1996, 2553, 2994, 3404, 3992, 5106, 5988, 6808, 7984, 10212, 11477, 11976, 13616, 18463, 20424, 22954, 23952, 34431, 36926, 40848, 45908, 55389, 68862, 73852, 91816, 110778, 137724, 147704, 183632, 221556, 275448, 295408, 424649, 443112, 550896, 849298, 886224, 1273947, 1698596, 2547894, 3397192, 5095788, 6794384, 10191576, 20383152]

約数ペア:

[(1, 20383152), (2, 10191576), (3, 6794384), (4, 5095788), (6, 3397192), (8, 2547894), (12, 1698596), (16, 1273947), (23, 886224), (24, 849298), (37, 550896), (46, 443112), (48, 424649), (69, 295408), (74, 275448), (92, 221556), (111, 183632), (138, 147704), (148, 137724), (184, 110778), (222, 91816), (276, 73852), (296, 68862), (368, 55389), (444, 45908), (499, 40848), (552, 36926), (592, 34431), (851, 23952), (888, 22954), (998, 20424), (1104, 18463), (1497, 13616), (1702, 11976), (1776, 11477), (1996, 10212), (2553, 7984), (2994, 6808), (3404, 5988), (3992, 5106)]