2019581942

素因数分解:

$2^1\times 7^4\times {\mathrm{420571}}^1$

素因数の和:420601

約数の個数: 20

約数和(自身を含む): 3534066516

約数和(自身を除く): 1514484574

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 420571, 841142, 2943997, 5887994, 20607979, 41215958, 144255853, 288511706, 1009790971, 2019581942]

約数ペア:

[(1, 2019581942), (2, 1009790971), (7, 288511706), (14, 144255853), (49, 41215958), (98, 20607979), (343, 5887994), (686, 2943997), (2401, 841142), (4802, 420571)]