20280954854

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{467497}}^1$

素因数の和:467807

約数の個数: 16

約数和(自身を含む): 30854868000

約数和(自身を除く): 10573913146

約数列:

[1, 2, 109, 199, 218, 398, 21691, 43382, 467497, 934994, 50957173, 93031903, 101914346, 186063806, 10140477427, 20280954854]

約数ペア:

[(1, 20280954854), (2, 10140477427), (109, 186063806), (199, 101914346), (218, 93031903), (398, 50957173), (21691, 934994), (43382, 467497)]