20252372

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 43319808

約数和(自身を除く): 23067436

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 238, 271, 314, 476, 542, 628, 1084, 1099, 1897, 2198, 2669, 3794, 4396, 4607, 5338, 7588, 9214, 10676, 18428, 18683, 32249, 37366, 42547, 64498, 74732, 85094, 128996, 170188, 297829, 595658, 723299, 1191316, 1446598, 2893196, 5063093, 10126186, 20252372]

約数ペア:

[(1, 20252372), (2, 10126186), (4, 5063093), (7, 2893196), (14, 1446598), (17, 1191316), (28, 723299), (34, 595658), (68, 297829), (119, 170188), (157, 128996), (238, 85094), (271, 74732), (314, 64498), (476, 42547), (542, 37366), (628, 32249), (1084, 18683), (1099, 18428), (1897, 10676), (2198, 9214), (2669, 7588), (3794, 5338), (4396, 4607)]