18132516

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{13613}}^1$

素因数の和:13660

約数の個数: 36

約数和(自身を含む): 47077212

約数和(自身を除く): 28944696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 13613, 27226, 40839, 54452, 81678, 122517, 163356, 245034, 490068, 503681, 1007362, 1511043, 2014724, 3022086, 4533129, 6044172, 9066258, 18132516]

約数ペア:

[(1, 18132516), (2, 9066258), (3, 6044172), (4, 4533129), (6, 3022086), (9, 2014724), (12, 1511043), (18, 1007362), (36, 503681), (37, 490068), (74, 245034), (111, 163356), (148, 122517), (222, 81678), (333, 54452), (444, 40839), (666, 27226), (1332, 13613)]