19894218

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{144161}}^1$

素因数の和:144189

約数の個数: 16

約数和(自身を含む): 41518656

約数和(自身を除く): 21624438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 144161, 288322, 432483, 864966, 3315703, 6631406, 9947109, 19894218]

約数ペア:

[(1, 19894218), (2, 9947109), (3, 6631406), (6, 3315703), (23, 864966), (46, 432483), (69, 288322), (138, 144161)]