20175304821

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3181}}^1\times {\mathrm{5119}}^1$

素因数の和:8369

約数の個数: 32

約数和(自身を含む): 31280332800

約数和(自身を除く): 11105027979

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 3181, 5119, 9543, 15357, 22267, 35833, 66801, 107499, 187679, 302021, 563037, 906063, 1313753, 2114147, 3941259, 6342441, 16283539, 48850617, 113984773, 341954319, 960728801, 2882186403, 6725101607, 20175304821]

約数ペア:

[(1, 20175304821), (3, 6725101607), (7, 2882186403), (21, 960728801), (59, 341954319), (177, 113984773), (413, 48850617), (1239, 16283539), (3181, 6342441), (5119, 3941259), (9543, 2114147), (15357, 1313753), (22267, 906063), (35833, 563037), (66801, 302021), (107499, 187679)]