19730282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 35078400

約数和(自身を除く): 15348118

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 463, 926, 1639, 1937, 3278, 3874, 5093, 6019, 10186, 12038, 21307, 42614, 66209, 68987, 132418, 137974, 758857, 896831, 1517714, 1793662, 9865141, 19730282]

約数ペア:

[(1, 19730282), (2, 9865141), (11, 1793662), (13, 1517714), (22, 896831), (26, 758857), (143, 137974), (149, 132418), (286, 68987), (298, 66209), (463, 42614), (926, 21307), (1639, 12038), (1937, 10186), (3278, 6019), (3874, 5093)]