20068277776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{441799}}^1$

素因数の和:441991

約数の個数: 40

約数和(自身を含む): 41416099200

約数和(自身を除く): 21347821424

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 167, 272, 334, 668, 1336, 2672, 2839, 5678, 11356, 22712, 45424, 441799, 883598, 1767196, 3534392, 7068784, 7510583, 15021166, 30042332, 60084664, 73780433, 120169328, 147560866, 295121732, 590243464, 1180486928, 1254267361, 2508534722, 5017069444, 10034138888, 20068277776]

約数ペア:

[(1, 20068277776), (2, 10034138888), (4, 5017069444), (8, 2508534722), (16, 1254267361), (17, 1180486928), (34, 590243464), (68, 295121732), (136, 147560866), (167, 120169328), (272, 73780433), (334, 60084664), (668, 30042332), (1336, 15021166), (2672, 7510583), (2839, 7068784), (5678, 3534392), (11356, 1767196), (22712, 883598), (45424, 441799)]