22987888

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 56853504

約数和(自身を除く): 33865616

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 47, 56, 77, 88, 94, 112, 154, 176, 188, 308, 329, 376, 397, 517, 616, 658, 752, 794, 1034, 1232, 1316, 1588, 2068, 2632, 2779, 3176, 3619, 4136, 4367, 5264, 5558, 6352, 7238, 8272, 8734, 11116, 14476, 17468, 18659, 22232, 28952, 30569, 34936, 37318, 44464, 57904, 61138, 69872, 74636, 122276, 130613, 149272, 205249, 244552, 261226, 298544, 410498, 489104, 522452, 820996, 1044904, 1436743, 1641992, 2089808, 2873486, 3283984, 5746972, 11493944, 22987888]

約数ペア:

[(1, 22987888), (2, 11493944), (4, 5746972), (7, 3283984), (8, 2873486), (11, 2089808), (14, 1641992), (16, 1436743), (22, 1044904), (28, 820996), (44, 522452), (47, 489104), (56, 410498), (77, 298544), (88, 261226), (94, 244552), (112, 205249), (154, 149272), (176, 130613), (188, 122276), (308, 74636), (329, 69872), (376, 61138), (397, 57904), (517, 44464), (616, 37318), (658, 34936), (752, 30569), (794, 28952), (1034, 22232), (1232, 18659), (1316, 17468), (1588, 14476), (2068, 11116), (2632, 8734), (2779, 8272), (3176, 7238), (3619, 6352), (4136, 5558), (4367, 5264)]