18222256

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 60

約数和(自身を含む): 40028688

約数和(自身を除く): 21806432

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 169, 184, 208, 293, 299, 338, 368, 586, 598, 676, 1172, 1196, 1352, 2344, 2392, 2704, 3809, 3887, 4688, 4784, 6739, 7618, 7774, 13478, 15236, 15548, 26956, 30472, 31096, 49517, 53912, 60944, 62192, 87607, 99034, 107824, 175214, 198068, 350428, 396136, 700856, 792272, 1138891, 1401712, 2277782, 4555564, 9111128, 18222256]

約数ペア:

[(1, 18222256), (2, 9111128), (4, 4555564), (8, 2277782), (13, 1401712), (16, 1138891), (23, 792272), (26, 700856), (46, 396136), (52, 350428), (92, 198068), (104, 175214), (169, 107824), (184, 99034), (208, 87607), (293, 62192), (299, 60944), (338, 53912), (368, 49517), (586, 31096), (598, 30472), (676, 26956), (1172, 15548), (1196, 15236), (1352, 13478), (2344, 7774), (2392, 7618), (2704, 6739), (3809, 4784), (3887, 4688)]