18027295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 26772480

約数和(自身を除く): 8745185

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 1327, 2717, 6635, 13585, 14597, 17251, 25213, 72985, 86255, 126065, 189761, 277343, 327769, 948805, 1386715, 1638845, 3605459, 18027295]

約数ペア:

[(1, 18027295), (5, 3605459), (11, 1638845), (13, 1386715), (19, 948805), (55, 327769), (65, 277343), (95, 189761), (143, 126065), (209, 86255), (247, 72985), (715, 25213), (1045, 17251), (1235, 14597), (1327, 13585), (2717, 6635)]