18859112

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 36727680

約数和(自身を除く): 17868568

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 584, 751, 1502, 3004, 3139, 6008, 6278, 12556, 25112, 32293, 54823, 64586, 109646, 129172, 219292, 258344, 438584, 2357389, 4714778, 9429556, 18859112]

約数ペア:

[(1, 18859112), (2, 9429556), (4, 4714778), (8, 2357389), (43, 438584), (73, 258344), (86, 219292), (146, 129172), (172, 109646), (292, 64586), (344, 54823), (584, 32293), (751, 25112), (1502, 12556), (3004, 6278), (3139, 6008)]