20803055104

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{3125459}}^1$

素因数の和:3125490

約数の個数: 40

約数和(自身を含む): 44762838120

約数和(自身を除く): 23959783016

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 3125459, 6250918, 12501836, 25003672, 40630967, 50007344, 81261934, 100014688, 162523868, 200029376, 325047736, 400058752, 650095472, 800117504, 1300190944, 1600235008, 2600381888, 5200763776, 10401527552, 20803055104]

約数ペア:

[(1, 20803055104), (2, 10401527552), (4, 5200763776), (8, 2600381888), (13, 1600235008), (16, 1300190944), (26, 800117504), (32, 650095472), (52, 400058752), (64, 325047736), (104, 200029376), (128, 162523868), (208, 100014688), (256, 81261934), (416, 50007344), (512, 40630967), (832, 25003672), (1664, 12501836), (3328, 6250918), (6656, 3125459)]