28415488

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:187

約数の個数: 80

約数和(自身を含む): 62853120

約数和(自身を除く): 34437632

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 127, 128, 152, 184, 254, 256, 304, 368, 437, 508, 512, 608, 736, 874, 1016, 1216, 1472, 1748, 2032, 2413, 2432, 2921, 2944, 3496, 4064, 4826, 4864, 5842, 5888, 6992, 8128, 9652, 9728, 11684, 11776, 13984, 16256, 19304, 23368, 27968, 32512, 38608, 46736, 55499, 55936, 65024, 77216, 93472, 110998, 111872, 154432, 186944, 221996, 223744, 308864, 373888, 443992, 617728, 747776, 887984, 1235456, 1495552, 1775968, 3551936, 7103872, 14207744, 28415488]

約数ペア:

[(1, 28415488), (2, 14207744), (4, 7103872), (8, 3551936), (16, 1775968), (19, 1495552), (23, 1235456), (32, 887984), (38, 747776), (46, 617728), (64, 443992), (76, 373888), (92, 308864), (127, 223744), (128, 221996), (152, 186944), (184, 154432), (254, 111872), (256, 110998), (304, 93472), (368, 77216), (437, 65024), (508, 55936), (512, 55499), (608, 46736), (736, 38608), (874, 32512), (1016, 27968), (1216, 23368), (1472, 19304), (1748, 16256), (2032, 13984), (2413, 11776), (2432, 11684), (2921, 9728), (2944, 9652), (3496, 8128), (4064, 6992), (4826, 5888), (4864, 5842)]