19930608

素因数分解:

$2^4\times 3^2\times {\mathrm{138407}}^1$

素因数の和:138421

約数の個数: 30

約数和(自身を含む): 55778424

約数和(自身を除く): 35847816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 138407, 276814, 415221, 553628, 830442, 1107256, 1245663, 1660884, 2214512, 2491326, 3321768, 4982652, 6643536, 9965304, 19930608]

約数ペア:

[(1, 19930608), (2, 9965304), (3, 6643536), (4, 4982652), (6, 3321768), (8, 2491326), (9, 2214512), (12, 1660884), (16, 1245663), (18, 1107256), (24, 830442), (36, 553628), (48, 415221), (72, 276814), (144, 138407)]