51639948

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4441}}^1$

素因数の和:4487

約数の個数: 72

約数和(自身を含む): 145519920

約数和(自身を除く): 93879972

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 4441, 5814, 8882, 11628, 13323, 17764, 26646, 39969, 53292, 75497, 79938, 84379, 150994, 159876, 168758, 226491, 253137, 301988, 337516, 452982, 506274, 679473, 759411, 905964, 1012548, 1358946, 1434443, 1518822, 2717892, 2868886, 3037644, 4303329, 5737772, 8606658, 12909987, 17213316, 25819974, 51639948]

約数ペア:

[(1, 51639948), (2, 25819974), (3, 17213316), (4, 12909987), (6, 8606658), (9, 5737772), (12, 4303329), (17, 3037644), (18, 2868886), (19, 2717892), (34, 1518822), (36, 1434443), (38, 1358946), (51, 1012548), (57, 905964), (68, 759411), (76, 679473), (102, 506274), (114, 452982), (153, 337516), (171, 301988), (204, 253137), (228, 226491), (306, 168758), (323, 159876), (342, 150994), (612, 84379), (646, 79938), (684, 75497), (969, 53292), (1292, 39969), (1938, 26646), (2907, 17764), (3876, 13323), (4441, 11628), (5814, 8882)]