20886346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 15038774

約数列:

[1, 2, 13, 23, 26, 46, 53, 106, 299, 598, 659, 689, 1219, 1318, 1378, 2438, 8567, 15157, 15847, 17134, 30314, 31694, 34927, 69854, 197041, 394082, 454051, 803321, 908102, 1606642, 10443173, 20886346]

約数ペア:

[(1, 20886346), (2, 10443173), (13, 1606642), (23, 908102), (26, 803321), (46, 454051), (53, 394082), (106, 197041), (299, 69854), (598, 34927), (659, 31694), (689, 30314), (1219, 17134), (1318, 15847), (1378, 15157), (2438, 8567)]