2019771232

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{31231}}^1$

素因数の和:31331

約数の個数: 48

約数和(自身を含む): 4155604992

約数和(自身を除く): 2135833760

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 1376, 1504, 2021, 4042, 8084, 16168, 31231, 32336, 62462, 64672, 124924, 249848, 499696, 999392, 1342933, 1467857, 2685866, 2935714, 5371732, 5871428, 10743464, 11742856, 21486928, 23485712, 42973856, 46971424, 63117851, 126235702, 252471404, 504942808, 1009885616, 2019771232]

約数ペア:

[(1, 2019771232), (2, 1009885616), (4, 504942808), (8, 252471404), (16, 126235702), (32, 63117851), (43, 46971424), (47, 42973856), (86, 23485712), (94, 21486928), (172, 11742856), (188, 10743464), (344, 5871428), (376, 5371732), (688, 2935714), (752, 2685866), (1376, 1467857), (1504, 1342933), (2021, 999392), (4042, 499696), (8084, 249848), (16168, 124924), (31231, 64672), (32336, 62462)]