20637078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2351}}^1$

素因数の和:2393

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 33553002

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 114, 133, 154, 209, 231, 266, 399, 418, 462, 627, 798, 1254, 1463, 2351, 2926, 4389, 4702, 7053, 8778, 14106, 16457, 25861, 32914, 44669, 49371, 51722, 77583, 89338, 98742, 134007, 155166, 181027, 268014, 312683, 362054, 491359, 543081, 625366, 938049, 982718, 1086162, 1474077, 1876098, 2948154, 3439513, 6879026, 10318539, 20637078]

約数ペア:

[(1, 20637078), (2, 10318539), (3, 6879026), (6, 3439513), (7, 2948154), (11, 1876098), (14, 1474077), (19, 1086162), (21, 982718), (22, 938049), (33, 625366), (38, 543081), (42, 491359), (57, 362054), (66, 312683), (77, 268014), (114, 181027), (133, 155166), (154, 134007), (209, 98742), (231, 89338), (266, 77583), (399, 51722), (418, 49371), (462, 44669), (627, 32914), (798, 25861), (1254, 16457), (1463, 14106), (2351, 8778), (2926, 7053), (4389, 4702)]