18378852

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 45528000

約数和(自身を除く): 27149148

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 149, 228, 298, 447, 541, 596, 894, 1082, 1623, 1788, 2164, 2831, 3246, 5662, 6492, 8493, 10279, 11324, 16986, 20558, 30837, 33972, 41116, 61674, 80609, 123348, 161218, 241827, 322436, 483654, 967308, 1531571, 3063142, 4594713, 6126284, 9189426, 18378852]

約数ペア:

[(1, 18378852), (2, 9189426), (3, 6126284), (4, 4594713), (6, 3063142), (12, 1531571), (19, 967308), (38, 483654), (57, 322436), (76, 241827), (114, 161218), (149, 123348), (228, 80609), (298, 61674), (447, 41116), (541, 33972), (596, 30837), (894, 20558), (1082, 16986), (1623, 11324), (1788, 10279), (2164, 8493), (2831, 6492), (3246, 5662)]