20043008

素因数分解:

$2^8\times {\mathrm{59}}^1\times {\mathrm{1327}}^1$

素因数の和:1402

約数の個数: 36

約数和(自身を含む): 40716480

約数和(自身を除く): 20673472

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 256, 472, 944, 1327, 1888, 2654, 3776, 5308, 7552, 10616, 15104, 21232, 42464, 78293, 84928, 156586, 169856, 313172, 339712, 626344, 1252688, 2505376, 5010752, 10021504, 20043008]

約数ペア:

[(1, 20043008), (2, 10021504), (4, 5010752), (8, 2505376), (16, 1252688), (32, 626344), (59, 339712), (64, 313172), (118, 169856), (128, 156586), (236, 84928), (256, 78293), (472, 42464), (944, 21232), (1327, 15104), (1888, 10616), (2654, 7552), (3776, 5308)]