18545904

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{9907}}^1$

素因数の和:9934

約数の個数: 60

約数和(自身を含む): 55900936

約数和(自身を除く): 37355032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 9907, 19814, 29721, 39628, 59442, 79256, 89163, 118884, 128791, 158512, 178326, 237768, 257582, 356652, 386373, 475536, 515164, 713304, 772746, 1030328, 1159119, 1426608, 1545492, 2060656, 2318238, 3090984, 4636476, 6181968, 9272952, 18545904]

約数ペア:

[(1, 18545904), (2, 9272952), (3, 6181968), (4, 4636476), (6, 3090984), (8, 2318238), (9, 2060656), (12, 1545492), (13, 1426608), (16, 1159119), (18, 1030328), (24, 772746), (26, 713304), (36, 515164), (39, 475536), (48, 386373), (52, 356652), (72, 257582), (78, 237768), (104, 178326), (117, 158512), (144, 128791), (156, 118884), (208, 89163), (234, 79256), (312, 59442), (468, 39628), (624, 29721), (936, 19814), (1872, 9907)]