989347024

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{141497}}^1$

素因数の和:141547

約数の個数: 40

約数和(自身を含む): 2105490240

約数和(自身を除く): 1116143216

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 141497, 282994, 565988, 1131976, 2263952, 2688443, 3254431, 5376886, 6508862, 10753772, 13017724, 21507544, 26035448, 43015088, 52070896, 61834189, 123668378, 247336756, 494673512, 989347024]

約数ペア:

[(1, 989347024), (2, 494673512), (4, 247336756), (8, 123668378), (16, 61834189), (19, 52070896), (23, 43015088), (38, 26035448), (46, 21507544), (76, 13017724), (92, 10753772), (152, 6508862), (184, 5376886), (304, 3254431), (368, 2688443), (437, 2263952), (874, 1131976), (1748, 565988), (3496, 282994), (6992, 141497)]