90809018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{4789}}^1$

素因数の和:5309

約数の個数: 16

約数和(自身を含む): 143700000

約数和(自身を除く): 52890982

約数列:

[1, 2, 19, 38, 499, 998, 4789, 9481, 9578, 18962, 90991, 181982, 2389711, 4779422, 45404509, 90809018]

約数ペア:

[(1, 90809018), (2, 45404509), (19, 4779422), (38, 2389711), (499, 181982), (998, 90991), (4789, 18962), (9481, 9578)]