19969270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1741}}^1$

素因数の和:1816

約数の個数: 32

約数和(自身を含む): 38128896

約数和(自身を除く): 18159626

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 1741, 2294, 3482, 5735, 8705, 11470, 17410, 53971, 64417, 107942, 128834, 269855, 322085, 539710, 644170, 1996927, 3993854, 9984635, 19969270]

約数ペア:

[(1, 19969270), (2, 9984635), (5, 3993854), (10, 1996927), (31, 644170), (37, 539710), (62, 322085), (74, 269855), (155, 128834), (185, 107942), (310, 64417), (370, 53971), (1147, 17410), (1741, 11470), (2294, 8705), (3482, 5735)]