20101704808

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{199}}^1\times {\mathrm{43691}}^1$

素因数の和:43930

約数の個数: 48

約数和(自身を含む): 40240332000

約数和(自身を除く): 20138627192

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 199, 289, 398, 578, 796, 1156, 1592, 2312, 3383, 6766, 13532, 27064, 43691, 57511, 87382, 115022, 174764, 230044, 349528, 460088, 742747, 1485494, 2970988, 5941976, 8694509, 12626699, 17389018, 25253398, 34778036, 50506796, 69556072, 101013592, 147806653, 295613306, 591226612, 1182453224, 2512713101, 5025426202, 10050852404, 20101704808]

約数ペア:

[(1, 20101704808), (2, 10050852404), (4, 5025426202), (8, 2512713101), (17, 1182453224), (34, 591226612), (68, 295613306), (136, 147806653), (199, 101013592), (289, 69556072), (398, 50506796), (578, 34778036), (796, 25253398), (1156, 17389018), (1592, 12626699), (2312, 8694509), (3383, 5941976), (6766, 2970988), (13532, 1485494), (27064, 742747), (43691, 460088), (57511, 349528), (87382, 230044), (115022, 174764)]