20940582

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4007}}^1$

素因数の和:4092

約数の個数: 32

約数和(自身を含む): 45787392

約数和(自身を除く): 24846810

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 4007, 5226, 8014, 12021, 24042, 52091, 104182, 156273, 268469, 312546, 536938, 805407, 1610814, 3490097, 6980194, 10470291, 20940582]

約数ペア:

[(1, 20940582), (2, 10470291), (3, 6980194), (6, 3490097), (13, 1610814), (26, 805407), (39, 536938), (67, 312546), (78, 268469), (134, 156273), (201, 104182), (402, 52091), (871, 24042), (1742, 12021), (2613, 8014), (4007, 5226)]