18959301

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4273}}^1$

素因数の和:4325

約数の個数: 24

約数和(自身を含む): 30003480

約数和(自身を除く): 11044179

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4273, 4437, 12819, 38457, 72641, 123917, 217923, 371751, 653769, 1115253, 2106589, 6319767, 18959301]

約数ペア:

[(1, 18959301), (3, 6319767), (9, 2106589), (17, 1115253), (29, 653769), (51, 371751), (87, 217923), (153, 123917), (261, 72641), (493, 38457), (1479, 12819), (4273, 4437)]