20213115904

素因数分解:

$2^{10}\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{967}}^1$

素因数の和:1273

約数の個数: 88

約数和(自身を含む): 41016967200

約数和(自身を除く): 20803851296

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 149, 256, 274, 298, 512, 548, 596, 967, 1024, 1096, 1192, 1934, 2192, 2384, 3868, 4384, 4768, 7736, 8768, 9536, 15472, 17536, 19072, 20413, 30944, 35072, 38144, 40826, 61888, 70144, 76288, 81652, 123776, 132479, 140288, 144083, 152576, 163304, 247552, 264958, 288166, 326608, 495104, 529916, 576332, 653216, 990208, 1059832, 1152664, 1306432, 2119664, 2305328, 2612864, 4239328, 4610656, 5225728, 8478656, 9221312, 10451456, 16957312, 18442624, 19739371, 20902912, 33914624, 36885248, 39478742, 67829248, 73770496, 78957484, 135658496, 147540992, 157914968, 315829936, 631659872, 1263319744, 2526639488, 5053278976, 10106557952, 20213115904]

約数ペア:

[(1, 20213115904), (2, 10106557952), (4, 5053278976), (8, 2526639488), (16, 1263319744), (32, 631659872), (64, 315829936), (128, 157914968), (137, 147540992), (149, 135658496), (256, 78957484), (274, 73770496), (298, 67829248), (512, 39478742), (548, 36885248), (596, 33914624), (967, 20902912), (1024, 19739371), (1096, 18442624), (1192, 16957312), (1934, 10451456), (2192, 9221312), (2384, 8478656), (3868, 5225728), (4384, 4610656), (4768, 4239328), (7736, 2612864), (8768, 2305328), (9536, 2119664), (15472, 1306432), (17536, 1152664), (19072, 1059832), (20413, 990208), (30944, 653216), (35072, 576332), (38144, 529916), (40826, 495104), (61888, 326608), (70144, 288166), (76288, 264958), (81652, 247552), (123776, 163304), (132479, 152576), (140288, 144083)]