19394142

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 40128000

約数和(自身を除く): 20733858

約数列:

[1, 2, 3, 6, 37, 74, 111, 199, 222, 398, 439, 597, 878, 1194, 1317, 2634, 7363, 14726, 16243, 22089, 32486, 44178, 48729, 87361, 97458, 174722, 262083, 524166, 3232357, 6464714, 9697071, 19394142]

約数ペア:

[(1, 19394142), (2, 9697071), (3, 6464714), (6, 3232357), (37, 524166), (74, 262083), (111, 174722), (199, 97458), (222, 87361), (398, 48729), (439, 44178), (597, 32486), (878, 22089), (1194, 16243), (1317, 14726), (2634, 7363)]