18780597

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11159}}^1$

素因数の和:11193

約数の個数: 24

約数和(自身を含む): 31337280

約数和(自身を除く): 12556683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 11159, 33477, 100431, 122749, 189703, 368247, 569109, 1104741, 1707327, 2086733, 6260199, 18780597]

約数ペア:

[(1, 18780597), (3, 6260199), (9, 2086733), (11, 1707327), (17, 1104741), (33, 569109), (51, 368247), (99, 189703), (153, 122749), (187, 100431), (561, 33477), (1683, 11159)]