20460432

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 56567808

約数和(自身を除く): 36107376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 43, 46, 48, 69, 86, 92, 129, 138, 172, 184, 258, 276, 344, 368, 431, 516, 552, 688, 862, 989, 1032, 1104, 1293, 1724, 1978, 2064, 2586, 2967, 3448, 3956, 5172, 5934, 6896, 7912, 9913, 10344, 11868, 15824, 18533, 19826, 20688, 23736, 29739, 37066, 39652, 47472, 55599, 59478, 74132, 79304, 111198, 118956, 148264, 158608, 222396, 237912, 296528, 426259, 444792, 475824, 852518, 889584, 1278777, 1705036, 2557554, 3410072, 5115108, 6820144, 10230216, 20460432]

約数ペア:

[(1, 20460432), (2, 10230216), (3, 6820144), (4, 5115108), (6, 3410072), (8, 2557554), (12, 1705036), (16, 1278777), (23, 889584), (24, 852518), (43, 475824), (46, 444792), (48, 426259), (69, 296528), (86, 237912), (92, 222396), (129, 158608), (138, 148264), (172, 118956), (184, 111198), (258, 79304), (276, 74132), (344, 59478), (368, 55599), (431, 47472), (516, 39652), (552, 37066), (688, 29739), (862, 23736), (989, 20688), (1032, 19826), (1104, 18533), (1293, 15824), (1724, 11868), (1978, 10344), (2064, 9913), (2586, 7912), (2967, 6896), (3448, 5934), (3956, 5172)]