20036536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 42900480

約数和(自身を除く): 22863944

約数列:

[1, 2, 4, 8, 13, 26, 37, 41, 52, 74, 82, 104, 127, 148, 164, 254, 296, 328, 481, 508, 533, 962, 1016, 1066, 1517, 1651, 1924, 2132, 3034, 3302, 3848, 4264, 4699, 5207, 6068, 6604, 9398, 10414, 12136, 13208, 18796, 19721, 20828, 37592, 39442, 41656, 61087, 67691, 78884, 122174, 135382, 157768, 192659, 244348, 270764, 385318, 488696, 541528, 770636, 1541272, 2504567, 5009134, 10018268, 20036536]

約数ペア:

[(1, 20036536), (2, 10018268), (4, 5009134), (8, 2504567), (13, 1541272), (26, 770636), (37, 541528), (41, 488696), (52, 385318), (74, 270764), (82, 244348), (104, 192659), (127, 157768), (148, 135382), (164, 122174), (254, 78884), (296, 67691), (328, 61087), (481, 41656), (508, 39442), (533, 37592), (962, 20828), (1016, 19721), (1066, 18796), (1517, 13208), (1651, 12136), (1924, 10414), (2132, 9398), (3034, 6604), (3302, 6068), (3848, 5207), (4264, 4699)]