20247590559

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{8867}}^1$

素因数の和:9052

約数の個数: 64

約数和(自身を含む): 33372057600

約数和(自身を除く): 13124467041

約数列:

[1, 3, 7, 19, 21, 57, 59, 97, 133, 177, 291, 399, 413, 679, 1121, 1239, 1843, 2037, 3363, 5529, 5723, 7847, 8867, 12901, 17169, 23541, 26601, 38703, 40061, 62069, 108737, 120183, 168473, 186207, 326211, 505419, 523153, 761159, 860099, 1179311, 1569459, 2283477, 2580297, 3537933, 3662071, 6020693, 9939907, 10986213, 16341881, 18062079, 29819721, 49025643, 50745841, 69579349, 114393167, 152237523, 208738047, 343179501, 355220887, 964170979, 1065662661, 2892512937, 6749196853, 20247590559]

約数ペア:

[(1, 20247590559), (3, 6749196853), (7, 2892512937), (19, 1065662661), (21, 964170979), (57, 355220887), (59, 343179501), (97, 208738047), (133, 152237523), (177, 114393167), (291, 69579349), (399, 50745841), (413, 49025643), (679, 29819721), (1121, 18062079), (1239, 16341881), (1843, 10986213), (2037, 9939907), (3363, 6020693), (5529, 3662071), (5723, 3537933), (7847, 2580297), (8867, 2283477), (12901, 1569459), (17169, 1179311), (23541, 860099), (26601, 761159), (38703, 523153), (40061, 505419), (62069, 326211), (108737, 186207), (120183, 168473)]