20808220176

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1979473}}^1$

素因数の和:1979560

約数の個数: 60

約数和(自身を含む): 59031873628

約数和(自身を除く): 38223653452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2628, 3504, 5256, 10512, 1979473, 3958946, 5938419, 7917892, 11876838, 15835784, 17815257, 23753676, 31671568, 35630514, 47507352, 71261028, 95014704, 142522056, 144501529, 285044112, 289003058, 433504587, 578006116, 867009174, 1156012232, 1300513761, 1734018348, 2312024464, 2601027522, 3468036696, 5202055044, 6936073392, 10404110088, 20808220176]

約数ペア:

[(1, 20808220176), (2, 10404110088), (3, 6936073392), (4, 5202055044), (6, 3468036696), (8, 2601027522), (9, 2312024464), (12, 1734018348), (16, 1300513761), (18, 1156012232), (24, 867009174), (36, 578006116), (48, 433504587), (72, 289003058), (73, 285044112), (144, 144501529), (146, 142522056), (219, 95014704), (292, 71261028), (438, 47507352), (584, 35630514), (657, 31671568), (876, 23753676), (1168, 17815257), (1314, 15835784), (1752, 11876838), (2628, 7917892), (3504, 5938419), (5256, 3958946), (10512, 1979473)]