18651426

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 40233600

約数和(自身を除く): 21582174

約数列:

[1, 2, 3, 6, 19, 38, 57, 79, 109, 114, 158, 218, 237, 327, 361, 474, 654, 722, 1083, 1501, 2071, 2166, 3002, 4142, 4503, 6213, 8611, 9006, 12426, 17222, 25833, 28519, 39349, 51666, 57038, 78698, 85557, 118047, 163609, 171114, 236094, 327218, 490827, 981654, 3108571, 6217142, 9325713, 18651426]

約数ペア:

[(1, 18651426), (2, 9325713), (3, 6217142), (6, 3108571), (19, 981654), (38, 490827), (57, 327218), (79, 236094), (109, 171114), (114, 163609), (158, 118047), (218, 85557), (237, 78698), (327, 57038), (361, 51666), (474, 39349), (654, 28519), (722, 25833), (1083, 17222), (1501, 12426), (2071, 9006), (2166, 8611), (3002, 6213), (4142, 4503)]