19198672

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38707}}^1$

素因数の和:38746

約数の個数: 20

約数和(自身を含む): 38398336

約数和(自身を除く): 19199664

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38707, 77414, 154828, 309656, 619312, 1199917, 2399834, 4799668, 9599336, 19198672]

約数ペア:

[(1, 19198672), (2, 9599336), (4, 4799668), (8, 2399834), (16, 1199917), (31, 619312), (62, 309656), (124, 154828), (248, 77414), (496, 38707)]