20950064512

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{740599}}^1$

素因数の和:740643

約数の個数: 64

約数和(自身を含む): 47590956000

約数和(自身を除く): 26640891488

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1664, 1768, 2176, 3536, 7072, 14144, 28288, 740599, 1481198, 2962396, 5924792, 9627787, 11849584, 12590183, 19255574, 23699168, 25180366, 38511148, 47398336, 50360732, 77022296, 94796672, 100721464, 154044592, 163672379, 201442928, 308089184, 327344758, 402885856, 616178368, 654689516, 805771712, 1232356736, 1309379032, 1611543424, 2618758064, 5237516128, 10475032256, 20950064512]

約数ペア:

[(1, 20950064512), (2, 10475032256), (4, 5237516128), (8, 2618758064), (13, 1611543424), (16, 1309379032), (17, 1232356736), (26, 805771712), (32, 654689516), (34, 616178368), (52, 402885856), (64, 327344758), (68, 308089184), (104, 201442928), (128, 163672379), (136, 154044592), (208, 100721464), (221, 94796672), (272, 77022296), (416, 50360732), (442, 47398336), (544, 38511148), (832, 25180366), (884, 23699168), (1088, 19255574), (1664, 12590183), (1768, 11849584), (2176, 9627787), (3536, 5924792), (7072, 2962396), (14144, 1481198), (28288, 740599)]