815003632

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{2689}}^1$

素因数の和:3713

約数の個数: 40

約数和(自身を含む): 1664464400

約数和(自身を除く): 849460768

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 997, 1994, 2689, 3988, 5378, 7976, 10756, 15952, 18943, 21512, 37886, 43024, 51091, 75772, 102182, 151544, 204364, 303088, 408728, 817456, 2680933, 5361866, 10723732, 21447464, 42894928, 50937727, 101875454, 203750908, 407501816, 815003632]

約数ペア:

[(1, 815003632), (2, 407501816), (4, 203750908), (8, 101875454), (16, 50937727), (19, 42894928), (38, 21447464), (76, 10723732), (152, 5361866), (304, 2680933), (997, 817456), (1994, 408728), (2689, 303088), (3988, 204364), (5378, 151544), (7976, 102182), (10756, 75772), (15952, 51091), (18943, 43024), (21512, 37886)]