19838450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12799}}^1$

素因数の和:12842

約数の個数: 24

約数和(自身を含む): 38092800

約数和(自身を除く): 18254350

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 12799, 25598, 63995, 127990, 319975, 396769, 639950, 793538, 1983845, 3967690, 9919225, 19838450]

約数ペア:

[(1, 19838450), (2, 9919225), (5, 3967690), (10, 1983845), (25, 793538), (31, 639950), (50, 396769), (62, 319975), (155, 127990), (310, 63995), (775, 25598), (1550, 12799)]