39895478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6521}}^1$

素因数の和:6572

約数の個数: 32

約数和(自身を含む): 75133440

約数和(自身を除く): 35237962

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 3059, 6118, 6521, 13042, 45647, 91294, 123899, 149983, 247798, 299966, 867293, 1049881, 1734586, 2099762, 2849677, 5699354, 19947739, 39895478]

約数ペア:

[(1, 39895478), (2, 19947739), (7, 5699354), (14, 2849677), (19, 2099762), (23, 1734586), (38, 1049881), (46, 867293), (133, 299966), (161, 247798), (266, 149983), (322, 123899), (437, 91294), (874, 45647), (3059, 13042), (6118, 6521)]