20935096

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 48888000

約数和(自身を除く): 27952904

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 149, 182, 193, 298, 364, 386, 596, 728, 772, 1043, 1192, 1351, 1544, 1937, 2086, 2509, 2702, 3874, 4172, 5018, 5404, 7748, 8344, 10036, 10808, 13559, 15496, 17563, 20072, 27118, 28757, 35126, 54236, 57514, 70252, 108472, 115028, 140504, 201299, 230056, 373841, 402598, 747682, 805196, 1495364, 1610392, 2616887, 2990728, 5233774, 10467548, 20935096]

約数ペア:

[(1, 20935096), (2, 10467548), (4, 5233774), (7, 2990728), (8, 2616887), (13, 1610392), (14, 1495364), (26, 805196), (28, 747682), (52, 402598), (56, 373841), (91, 230056), (104, 201299), (149, 140504), (182, 115028), (193, 108472), (298, 70252), (364, 57514), (386, 54236), (596, 35126), (728, 28757), (772, 27118), (1043, 20072), (1192, 17563), (1351, 15496), (1544, 13559), (1937, 10808), (2086, 10036), (2509, 8344), (2702, 7748), (3874, 5404), (4172, 5018)]