20024368

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 50621760

約数和(自身を除く): 30597392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 238, 272, 364, 442, 476, 728, 809, 884, 952, 1456, 1547, 1618, 1768, 1904, 3094, 3236, 3536, 5663, 6188, 6472, 10517, 11326, 12376, 12944, 13753, 21034, 22652, 24752, 27506, 42068, 45304, 55012, 73619, 84136, 90608, 96271, 110024, 147238, 168272, 178789, 192542, 220048, 294476, 357578, 385084, 588952, 715156, 770168, 1177904, 1251523, 1430312, 1540336, 2503046, 2860624, 5006092, 10012184, 20024368]

約数ペア:

[(1, 20024368), (2, 10012184), (4, 5006092), (7, 2860624), (8, 2503046), (13, 1540336), (14, 1430312), (16, 1251523), (17, 1177904), (26, 770168), (28, 715156), (34, 588952), (52, 385084), (56, 357578), (68, 294476), (91, 220048), (104, 192542), (112, 178789), (119, 168272), (136, 147238), (182, 110024), (208, 96271), (221, 90608), (238, 84136), (272, 73619), (364, 55012), (442, 45304), (476, 42068), (728, 27506), (809, 24752), (884, 22652), (952, 21034), (1456, 13753), (1547, 12944), (1618, 12376), (1768, 11326), (1904, 10517), (3094, 6472), (3236, 6188), (3536, 5663)]