19786158

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{421}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 49242336

約数和(自身を除く): 29456178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 373, 421, 746, 842, 1119, 1263, 2238, 2526, 2611, 2947, 3357, 3789, 5222, 5894, 6714, 7578, 7833, 8841, 15666, 17682, 23499, 26523, 46998, 53046, 157033, 314066, 471099, 942198, 1099231, 1413297, 2198462, 2826594, 3297693, 6595386, 9893079, 19786158]

約数ペア:

[(1, 19786158), (2, 9893079), (3, 6595386), (6, 3297693), (7, 2826594), (9, 2198462), (14, 1413297), (18, 1099231), (21, 942198), (42, 471099), (63, 314066), (126, 157033), (373, 53046), (421, 46998), (746, 26523), (842, 23499), (1119, 17682), (1263, 15666), (2238, 8841), (2526, 7833), (2611, 7578), (2947, 6714), (3357, 5894), (3789, 5222)]