18667330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{761}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 36868608

約数和(自身を除く): 18201278

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 223, 446, 761, 1115, 1522, 2230, 2453, 3805, 4906, 7610, 8371, 12265, 16742, 24530, 41855, 83710, 169703, 339406, 848515, 1697030, 1866733, 3733466, 9333665, 18667330]

約数ペア:

[(1, 18667330), (2, 9333665), (5, 3733466), (10, 1866733), (11, 1697030), (22, 848515), (55, 339406), (110, 169703), (223, 83710), (446, 41855), (761, 24530), (1115, 16742), (1522, 12265), (2230, 8371), (2453, 7610), (3805, 4906)]