20198048668

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3624919}}^1$

素因数の和:3625129

約数の個数: 24

約数和(自身を含む): 40599104000

約数和(自身を除く): 20401055332

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 3624919, 7249838, 14499676, 25374433, 50748866, 101497732, 721358881, 1442717762, 2885435524, 5049512167, 10099024334, 20198048668]

約数ペア:

[(1, 20198048668), (2, 10099024334), (4, 5049512167), (7, 2885435524), (14, 1442717762), (28, 721358881), (199, 101497732), (398, 50748866), (796, 25374433), (1393, 14499676), (2786, 7249838), (5572, 3624919)]