81988002

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239731}}^1$

素因数の和:239758

約数の個数: 24

約数和(自身を含む): 186990960

約数和(自身を除く): 105002958

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 239731, 479462, 719193, 1438386, 2157579, 4315158, 4554889, 9109778, 13664667, 27329334, 40994001, 81988002]

約数ペア:

[(1, 81988002), (2, 40994001), (3, 27329334), (6, 13664667), (9, 9109778), (18, 4554889), (19, 4315158), (38, 2157579), (57, 1438386), (114, 719193), (171, 479462), (342, 239731)]