18685590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8089}}^1$

素因数の和:8117

約数の個数: 64

約数和(自身を含む): 55918080

約数和(自身を除く): 37232490

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8089, 16178, 24267, 40445, 48534, 56623, 80890, 88979, 113246, 121335, 169869, 177958, 242670, 266937, 283115, 339738, 444895, 533874, 566230, 622853, 849345, 889790, 1245706, 1334685, 1698690, 1868559, 2669370, 3114265, 3737118, 6228530, 9342795, 18685590]

約数ペア:

[(1, 18685590), (2, 9342795), (3, 6228530), (5, 3737118), (6, 3114265), (7, 2669370), (10, 1868559), (11, 1698690), (14, 1334685), (15, 1245706), (21, 889790), (22, 849345), (30, 622853), (33, 566230), (35, 533874), (42, 444895), (55, 339738), (66, 283115), (70, 266937), (77, 242670), (105, 177958), (110, 169869), (154, 121335), (165, 113246), (210, 88979), (231, 80890), (330, 56623), (385, 48534), (462, 40445), (770, 24267), (1155, 16178), (2310, 8089)]