1620797476

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{81349}}^1$

素因数の和:81663

約数の個数: 24

約数和(自身を含む): 3013529400

約数和(自身を除く): 1392731924

約数列:

[1, 2, 4, 17, 34, 68, 293, 586, 1172, 4981, 9962, 19924, 81349, 162698, 325396, 1382933, 2765866, 5531732, 23835257, 47670514, 95341028, 405199369, 810398738, 1620797476]

約数ペア:

[(1, 1620797476), (2, 810398738), (4, 405199369), (17, 95341028), (34, 47670514), (68, 23835257), (293, 5531732), (586, 2765866), (1172, 1382933), (4981, 325396), (9962, 162698), (19924, 81349)]