18701199

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:313

約数の個数: 40

約数和(自身を含む): 30898560

約数和(自身を除く): 12197361

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 139, 151, 297, 417, 453, 891, 1251, 1359, 1529, 1661, 3753, 4077, 4587, 4983, 11259, 12231, 13761, 14949, 20989, 41283, 44847, 62967, 123849, 134541, 188901, 230879, 566703, 692637, 1700109, 2077911, 6233733, 18701199]

約数ペア:

[(1, 18701199), (3, 6233733), (9, 2077911), (11, 1700109), (27, 692637), (33, 566703), (81, 230879), (99, 188901), (139, 134541), (151, 123849), (297, 62967), (417, 44847), (453, 41283), (891, 20989), (1251, 14949), (1359, 13761), (1529, 12231), (1661, 11259), (3753, 4983), (4077, 4587)]