19970052

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 47803392

約数和(自身を除く): 27833340

約数列:

[1, 2, 3, 4, 6, 12, 103, 107, 151, 206, 214, 302, 309, 321, 412, 428, 453, 604, 618, 642, 906, 1236, 1284, 1812, 11021, 15553, 16157, 22042, 31106, 32314, 33063, 44084, 46659, 48471, 62212, 64628, 66126, 93318, 96942, 132252, 186636, 193884, 1664171, 3328342, 4992513, 6656684, 9985026, 19970052]

約数ペア:

[(1, 19970052), (2, 9985026), (3, 6656684), (4, 4992513), (6, 3328342), (12, 1664171), (103, 193884), (107, 186636), (151, 132252), (206, 96942), (214, 93318), (302, 66126), (309, 64628), (321, 62212), (412, 48471), (428, 46659), (453, 44084), (604, 33063), (618, 32314), (642, 31106), (906, 22042), (1236, 16157), (1284, 15553), (1812, 11021)]