19185808

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5683}}^1$

素因数の和:5902

約数の個数: 20

約数和(自身を含む): 37355248

約数和(自身を除く): 18169440

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5683, 11366, 22732, 45464, 90928, 1199113, 2398226, 4796452, 9592904, 19185808]

約数ペア:

[(1, 19185808), (2, 9592904), (4, 4796452), (8, 2398226), (16, 1199113), (211, 90928), (422, 45464), (844, 22732), (1688, 11366), (3376, 5683)]