18595995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2683

約数の個数: 32

約数和(自身を含む): 33225984

約数和(自身を除く): 14629989

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 2621, 7095, 7863, 13105, 28831, 39315, 86493, 112703, 144155, 338109, 432465, 563515, 1239733, 1690545, 3719199, 6198665, 18595995]

約数ペア:

[(1, 18595995), (3, 6198665), (5, 3719199), (11, 1690545), (15, 1239733), (33, 563515), (43, 432465), (55, 338109), (129, 144155), (165, 112703), (215, 86493), (473, 39315), (645, 28831), (1419, 13105), (2365, 7863), (2621, 7095)]