18809835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3931}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 33972480

約数和(自身を除く): 15162645

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 3931, 4785, 11793, 19655, 43241, 58965, 113999, 129723, 216205, 341997, 569995, 648615, 1253989, 1709985, 3761967, 6269945, 18809835]

約数ペア:

[(1, 18809835), (3, 6269945), (5, 3761967), (11, 1709985), (15, 1253989), (29, 648615), (33, 569995), (55, 341997), (87, 216205), (145, 129723), (165, 113999), (319, 58965), (435, 43241), (957, 19655), (1595, 11793), (3931, 4785)]