18866513106

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7880749}}^1$

素因数の和:7880783

約数の個数: 48

約数和(自身を含む): 49175880000

約数和(自身を除く): 30309366894

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 7880749, 15761498, 23642247, 47284494, 55165243, 70926741, 110330486, 141853482, 149734231, 165495729, 299468462, 330991458, 449202693, 496487187, 898405386, 992974374, 1048139617, 1347608079, 2096279234, 2695216158, 3144418851, 6288837702, 9433256553, 18866513106]

約数ペア:

[(1, 18866513106), (2, 9433256553), (3, 6288837702), (6, 3144418851), (7, 2695216158), (9, 2096279234), (14, 1347608079), (18, 1048139617), (19, 992974374), (21, 898405386), (38, 496487187), (42, 449202693), (57, 330991458), (63, 299468462), (114, 165495729), (126, 149734231), (133, 141853482), (171, 110330486), (266, 70926741), (342, 55165243), (399, 47284494), (798, 23642247), (1197, 15761498), (2394, 7880749)]