18340956

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{6449}}^1$

素因数の和:6538

約数の個数: 36

約数和(自身を含む): 46956000

約数和(自身を除く): 28615044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 6449, 12898, 19347, 25796, 38694, 58041, 77388, 116082, 232164, 509471, 1018942, 1528413, 2037884, 3056826, 4585239, 6113652, 9170478, 18340956]

約数ペア:

[(1, 18340956), (2, 9170478), (3, 6113652), (4, 4585239), (6, 3056826), (9, 2037884), (12, 1528413), (18, 1018942), (36, 509471), (79, 232164), (158, 116082), (237, 77388), (316, 58041), (474, 38694), (711, 25796), (948, 19347), (1422, 12898), (2844, 6449)]