20786910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23893}}^1$

素因数の和:23932

約数の個数: 32

約数和(自身を含む): 51611040

約数和(自身を除く): 30824130

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 23893, 47786, 71679, 119465, 143358, 238930, 358395, 692897, 716790, 1385794, 2078691, 3464485, 4157382, 6928970, 10393455, 20786910]

約数ペア:

[(1, 20786910), (2, 10393455), (3, 6928970), (5, 4157382), (6, 3464485), (10, 2078691), (15, 1385794), (29, 716790), (30, 692897), (58, 358395), (87, 238930), (145, 143358), (174, 119465), (290, 71679), (435, 47786), (870, 23893)]