20994914

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{983}}^1$

素因数の和:1225

約数の個数: 16

約数和(自身を含む): 32235840

約数和(自身を除く): 11240926

約数列:

[1, 2, 59, 118, 181, 362, 983, 1966, 10679, 21358, 57997, 115994, 177923, 355846, 10497457, 20994914]

約数ペア:

[(1, 20994914), (2, 10497457), (59, 355846), (118, 177923), (181, 115994), (362, 57997), (983, 21358), (1966, 10679)]