20199963904

素因数分解:

$2^8\times {\mathrm{137}}^1\times {\mathrm{575957}}^1$

素因数の和:576110

約数の個数: 36

約数和(自身を含む): 40615406244

約数和(自身を除く): 20415442340

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 548, 1096, 2192, 4384, 8768, 17536, 35072, 575957, 1151914, 2303828, 4607656, 9215312, 18430624, 36861248, 73722496, 78906109, 147444992, 157812218, 315624436, 631248872, 1262497744, 2524995488, 5049990976, 10099981952, 20199963904]

約数ペア:

[(1, 20199963904), (2, 10099981952), (4, 5049990976), (8, 2524995488), (16, 1262497744), (32, 631248872), (64, 315624436), (128, 157812218), (137, 147444992), (256, 78906109), (274, 73722496), (548, 36861248), (1096, 18430624), (2192, 9215312), (4384, 4607656), (8768, 2303828), (17536, 1151914), (35072, 575957)]