About the Number

20887764

20887763 ← → 20887765

2進数表記:1001111101011100011010100

漢数字表記:二千八十八万七千七百六十四

素因数分解:

2 2 × 3 1 × 17 2 × 19 1 × 317 1

素因数の和:377
約数の個数: 72
約数和(自身を含む): 54670560
約数和(自身を除く): 33782796

約数列:
[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 289, 317, 323, 578, 634, 646, 867, 951, 969, 1156, 1268, 1292, 1734, 1902, 1938, 3468, 3804, 3876, 5389, 5491, 6023, 10778, 10982, 12046, 16167, 16473, 18069, 21556, 21964, 24092, 32334, 32946, 36138, 64668, 65892, 72276, 91613, 102391, 183226, 204782, 274839, 307173, 366452, 409564, 549678, 614346, 1099356, 1228692, 1740647, 3481294, 5221941, 6962588, 10443882, 20887764]

約数ペア:
[(1, 20887764), (2, 10443882), (3, 6962588), (4, 5221941), (6, 3481294), (12, 1740647), (17, 1228692), (19, 1099356), (34, 614346), (38, 549678), (51, 409564), (57, 366452), (68, 307173), (76, 274839), (102, 204782), (114, 183226), (204, 102391), (228, 91613), (289, 72276), (317, 65892), (323, 64668), (578, 36138), (634, 32946), (646, 32334), (867, 24092), (951, 21964), (969, 21556), (1156, 18069), (1268, 16473), (1292, 16167), (1734, 12046), (1902, 10982), (1938, 10778), (3468, 6023), (3804, 5491), (3876, 5389)]

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