16520490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{8741}}^1$

素因数の和:8764

約数の個数: 64

約数和(自身を含む): 50353920

約数和(自身を除く): 33833430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 8741, 17482, 26223, 43705, 52446, 61187, 78669, 87410, 122374, 131115, 157338, 183561, 236007, 262230, 305935, 367122, 393345, 472014, 550683, 611870, 786690, 917805, 1101366, 1180035, 1652049, 1835610, 2360070, 2753415, 3304098, 5506830, 8260245, 16520490]

約数ペア:

[(1, 16520490), (2, 8260245), (3, 5506830), (5, 3304098), (6, 2753415), (7, 2360070), (9, 1835610), (10, 1652049), (14, 1180035), (15, 1101366), (18, 917805), (21, 786690), (27, 611870), (30, 550683), (35, 472014), (42, 393345), (45, 367122), (54, 305935), (63, 262230), (70, 236007), (90, 183561), (105, 157338), (126, 131115), (135, 122374), (189, 87410), (210, 78669), (270, 61187), (315, 52446), (378, 43705), (630, 26223), (945, 17482), (1890, 8741)]