19951197

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 33054720

約数和(自身を除く): 13103523

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1613, 1767, 4123, 4839, 11291, 12369, 30647, 33873, 50003, 91941, 150009, 214529, 350021, 643587, 950057, 1050063, 2850171, 6650399, 19951197]

約数ペア:

[(1, 19951197), (3, 6650399), (7, 2850171), (19, 1050063), (21, 950057), (31, 643587), (57, 350021), (93, 214529), (133, 150009), (217, 91941), (399, 50003), (589, 33873), (651, 30647), (1613, 12369), (1767, 11291), (4123, 4839)]