18193968

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{9719}}^1$

素因数の和:9746

約数の個数: 60

約数和(自身を含む): 54840240

約数和(自身を除く): 36646272

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, 9719, 19438, 29157, 38876, 58314, 77752, 87471, 116628, 126347, 155504, 174942, 233256, 252694, 349884, 379041, 466512, 505388, 699768, 758082, 1010776, 1137123, 1399536, 1516164, 2021552, 2274246, 3032328, 4548492, 6064656, 9096984, 18193968]

約数ペア:

[(1, 18193968), (2, 9096984), (3, 6064656), (4, 4548492), (6, 3032328), (8, 2274246), (9, 2021552), (12, 1516164), (13, 1399536), (16, 1137123), (18, 1010776), (24, 758082), (26, 699768), (36, 505388), (39, 466512), (48, 379041), (52, 349884), (72, 252694), (78, 233256), (104, 174942), (117, 155504), (144, 126347), (156, 116628), (208, 87471), (234, 77752), (312, 58314), (468, 38876), (624, 29157), (936, 19438), (1872, 9719)]