20122569728

素因数分解:

$2^{10}\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{4337}}^1$

素因数の和:4577

約数の個数: 88

約数和(自身を含む): 42197218272

約数和(自身を除く): 22074648544

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 197, 256, 368, 394, 512, 736, 788, 1024, 1472, 1576, 2944, 3152, 4337, 4531, 5888, 6304, 8674, 9062, 11776, 12608, 17348, 18124, 23552, 25216, 34696, 36248, 50432, 69392, 72496, 99751, 100864, 138784, 144992, 199502, 201728, 277568, 289984, 399004, 555136, 579968, 798008, 854389, 1110272, 1159936, 1596016, 1708778, 2220544, 2319872, 3192032, 3417556, 4441088, 4639744, 6384064, 6835112, 12768128, 13670224, 19650947, 25536256, 27340448, 39301894, 51072512, 54680896, 78603788, 102145024, 109361792, 157207576, 218723584, 314415152, 437447168, 628830304, 874894336, 1257660608, 2515321216, 5030642432, 10061284864, 20122569728]

約数ペア:

[(1, 20122569728), (2, 10061284864), (4, 5030642432), (8, 2515321216), (16, 1257660608), (23, 874894336), (32, 628830304), (46, 437447168), (64, 314415152), (92, 218723584), (128, 157207576), (184, 109361792), (197, 102145024), (256, 78603788), (368, 54680896), (394, 51072512), (512, 39301894), (736, 27340448), (788, 25536256), (1024, 19650947), (1472, 13670224), (1576, 12768128), (2944, 6835112), (3152, 6384064), (4337, 4639744), (4531, 4441088), (5888, 3417556), (6304, 3192032), (8674, 2319872), (9062, 2220544), (11776, 1708778), (12608, 1596016), (17348, 1159936), (18124, 1110272), (23552, 854389), (25216, 798008), (34696, 579968), (36248, 555136), (50432, 399004), (69392, 289984), (72496, 277568), (99751, 201728), (100864, 199502), (138784, 144992)]