20197208056

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{68233811}}^1$

素因数の和:68233854

約数の個数: 16

約数和(自身を含む): 38893272840

約数和(自身を除く): 18696064784

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 68233811, 136467622, 272935244, 545870488, 2524651007, 5049302014, 10098604028, 20197208056]

約数ペア:

[(1, 20197208056), (2, 10098604028), (4, 5049302014), (8, 2524651007), (37, 545870488), (74, 272935244), (148, 136467622), (296, 68233811)]