19272256

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 56

約数和(自身を含む): 40233600

約数和(自身を除く): 20961344

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 149, 172, 188, 298, 344, 376, 596, 688, 752, 1192, 1376, 1504, 2021, 2384, 2752, 3008, 4042, 4768, 6407, 7003, 8084, 9536, 12814, 14006, 16168, 25628, 28012, 32336, 51256, 56024, 64672, 102512, 112048, 129344, 205024, 224096, 301129, 410048, 448192, 602258, 1204516, 2409032, 4818064, 9636128, 19272256]

約数ペア:

[(1, 19272256), (2, 9636128), (4, 4818064), (8, 2409032), (16, 1204516), (32, 602258), (43, 448192), (47, 410048), (64, 301129), (86, 224096), (94, 205024), (149, 129344), (172, 112048), (188, 102512), (298, 64672), (344, 56024), (376, 51256), (596, 32336), (688, 28012), (752, 25628), (1192, 16168), (1376, 14006), (1504, 12814), (2021, 9536), (2384, 8084), (2752, 7003), (3008, 6407), (4042, 4768)]