19011018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10597}}^1$

素因数の和:10638

約数の個数: 32

約数和(自身を含む): 42731136

約数和(自身を除く): 23720118

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 10597, 21194, 31791, 63582, 137761, 243731, 275522, 413283, 487462, 731193, 826566, 1462386, 3168503, 6337006, 9505509, 19011018]

約数ペア:

[(1, 19011018), (2, 9505509), (3, 6337006), (6, 3168503), (13, 1462386), (23, 826566), (26, 731193), (39, 487462), (46, 413283), (69, 275522), (78, 243731), (138, 137761), (299, 63582), (598, 31791), (897, 21194), (1794, 10597)]