20502482

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:77

約数の個数: 96

約数和(自身を含む): 44688000

約数和(自身を除く): 24185518

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 49, 77, 91, 98, 121, 133, 143, 154, 182, 209, 242, 247, 266, 286, 343, 418, 494, 539, 637, 686, 847, 931, 1001, 1078, 1274, 1463, 1573, 1694, 1729, 1862, 2002, 2299, 2717, 2926, 3146, 3458, 3773, 4459, 4598, 5434, 5929, 6517, 7007, 7546, 8918, 10241, 11011, 11858, 12103, 13034, 14014, 16093, 19019, 20482, 22022, 24206, 29887, 32186, 38038, 41503, 49049, 59774, 71687, 77077, 83006, 84721, 98098, 112651, 133133, 143374, 154154, 169442, 209209, 225302, 266266, 418418, 539539, 788557, 931931, 1079078, 1464463, 1577114, 1863862, 2928926, 10251241, 20502482]

約数ペア:

[(1, 20502482), (2, 10251241), (7, 2928926), (11, 1863862), (13, 1577114), (14, 1464463), (19, 1079078), (22, 931931), (26, 788557), (38, 539539), (49, 418418), (77, 266266), (91, 225302), (98, 209209), (121, 169442), (133, 154154), (143, 143374), (154, 133133), (182, 112651), (209, 98098), (242, 84721), (247, 83006), (266, 77077), (286, 71687), (343, 59774), (418, 49049), (494, 41503), (539, 38038), (637, 32186), (686, 29887), (847, 24206), (931, 22022), (1001, 20482), (1078, 19019), (1274, 16093), (1463, 14014), (1573, 13034), (1694, 12103), (1729, 11858), (1862, 11011), (2002, 10241), (2299, 8918), (2717, 7546), (2926, 7007), (3146, 6517), (3458, 5929), (3773, 5434), (4459, 4598)]