20228866

素因数分解:

$2^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{1367}}^1$

素因数の和:1534

約数の個数: 24

約数和(自身を含む): 35557056

約数和(自身を除く): 15328190

約数列:

[1, 2, 7, 14, 49, 98, 151, 302, 1057, 1367, 2114, 2734, 7399, 9569, 14798, 19138, 66983, 133966, 206417, 412834, 1444919, 2889838, 10114433, 20228866]

約数ペア:

[(1, 20228866), (2, 10114433), (7, 2889838), (14, 1444919), (49, 412834), (98, 206417), (151, 133966), (302, 66983), (1057, 19138), (1367, 14798), (2114, 9569), (2734, 7399)]