20171736886

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{78989}}^1$

素因数の和:79081

約数の個数: 64

約数和(自身を含む): 38900995200

約数和(自身を除く): 18729258314

約数列:

[1, 2, 7, 14, 17, 29, 34, 37, 58, 74, 119, 203, 238, 259, 406, 493, 518, 629, 986, 1073, 1258, 2146, 3451, 4403, 6902, 7511, 8806, 15022, 18241, 36482, 78989, 127687, 157978, 255374, 552923, 1105846, 1342813, 2290681, 2685626, 2922593, 4581362, 5845186, 9399691, 16034767, 18799382, 20458151, 32069534, 38941577, 40916302, 49684081, 77883154, 84755197, 99368162, 169510394, 272591039, 347788567, 545182078, 593286379, 695577134, 1186572758, 1440838349, 2881676698, 10085868443, 20171736886]

約数ペア:

[(1, 20171736886), (2, 10085868443), (7, 2881676698), (14, 1440838349), (17, 1186572758), (29, 695577134), (34, 593286379), (37, 545182078), (58, 347788567), (74, 272591039), (119, 169510394), (203, 99368162), (238, 84755197), (259, 77883154), (406, 49684081), (493, 40916302), (518, 38941577), (629, 32069534), (986, 20458151), (1073, 18799382), (1258, 16034767), (2146, 9399691), (3451, 5845186), (4403, 4581362), (6902, 2922593), (7511, 2685626), (8806, 2290681), (15022, 1342813), (18241, 1105846), (36482, 552923), (78989, 255374), (127687, 157978)]