19318673

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{313}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 21944832

約数和(自身を除く): 2626159

約数列:

[1, 11, 31, 181, 313, 341, 1991, 3443, 5611, 9703, 56653, 61721, 106733, 623183, 1756243, 19318673]

約数ペア:

[(1, 19318673), (11, 1756243), (31, 623183), (181, 106733), (313, 61721), (341, 56653), (1991, 9703), (3443, 5611)]