205280218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1021}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 391466880

約数和(自身を除く): 186186662

約数列:

[1, 2, 11, 13, 19, 22, 26, 37, 38, 74, 143, 209, 247, 286, 407, 418, 481, 494, 703, 814, 962, 1021, 1406, 2042, 2717, 5291, 5434, 7733, 9139, 10582, 11231, 13273, 15466, 18278, 19399, 22462, 26546, 37777, 38798, 75554, 100529, 146003, 201058, 213389, 252187, 292006, 415547, 426778, 491101, 504374, 717763, 831094, 982202, 1435526, 2774057, 5402111, 5548114, 7895393, 9330919, 10804222, 15790786, 18661838, 102640109, 205280218]

約数ペア:

[(1, 205280218), (2, 102640109), (11, 18661838), (13, 15790786), (19, 10804222), (22, 9330919), (26, 7895393), (37, 5548114), (38, 5402111), (74, 2774057), (143, 1435526), (209, 982202), (247, 831094), (286, 717763), (407, 504374), (418, 491101), (481, 426778), (494, 415547), (703, 292006), (814, 252187), (962, 213389), (1021, 201058), (1406, 146003), (2042, 100529), (2717, 75554), (5291, 38798), (5434, 37777), (7733, 26546), (9139, 22462), (10582, 19399), (11231, 18278), (13273, 15466)]