20975184

素因数分解:

$2^4\times 3^2\times {\mathrm{145661}}^1$

素因数の和:145675

約数の個数: 30

約数和(自身を含む): 58701786

約数和(自身を除く): 37726602

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145661, 291322, 436983, 582644, 873966, 1165288, 1310949, 1747932, 2330576, 2621898, 3495864, 5243796, 6991728, 10487592, 20975184]

約数ペア:

[(1, 20975184), (2, 10487592), (3, 6991728), (4, 5243796), (6, 3495864), (8, 2621898), (9, 2330576), (12, 1747932), (16, 1310949), (18, 1165288), (24, 873966), (36, 582644), (48, 436983), (72, 291322), (144, 145661)]