18825768

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20113}}^1$

素因数の和:20138

約数の個数: 48

約数和(自身を含む): 54911220

約数和(自身を除く): 36085452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20113, 40226, 60339, 80452, 120678, 160904, 181017, 241356, 261469, 362034, 482712, 522938, 724068, 784407, 1045876, 1448136, 1568814, 2091752, 2353221, 3137628, 4706442, 6275256, 9412884, 18825768]

約数ペア:

[(1, 18825768), (2, 9412884), (3, 6275256), (4, 4706442), (6, 3137628), (8, 2353221), (9, 2091752), (12, 1568814), (13, 1448136), (18, 1045876), (24, 784407), (26, 724068), (36, 522938), (39, 482712), (52, 362034), (72, 261469), (78, 241356), (104, 181017), (117, 160904), (156, 120678), (234, 80452), (312, 60339), (468, 40226), (936, 20113)]