18985068

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3359}}^1$

素因数の和:3526

約数の個数: 36

約数和(自身を含む): 48310080

約数和(自身を除く): 29325012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3359, 5652, 6718, 10077, 13436, 20154, 30231, 40308, 60462, 120924, 527363, 1054726, 1582089, 2109452, 3164178, 4746267, 6328356, 9492534, 18985068]

約数ペア:

[(1, 18985068), (2, 9492534), (3, 6328356), (4, 4746267), (6, 3164178), (9, 2109452), (12, 1582089), (18, 1054726), (36, 527363), (157, 120924), (314, 60462), (471, 40308), (628, 30231), (942, 20154), (1413, 13436), (1884, 10077), (2826, 6718), (3359, 5652)]