20288519922

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181787}}^1$

素因数の和:181911

約数の個数: 64

約数和(自身を含む): 47119449600

約数和(自身を除く): 26830929678

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 89, 114, 178, 209, 267, 418, 534, 627, 979, 1254, 1691, 1958, 2937, 3382, 5073, 5874, 10146, 18601, 37202, 55803, 111606, 181787, 363574, 545361, 1090722, 1999657, 3453953, 3999314, 5998971, 6907906, 10361859, 11997942, 16179043, 20723718, 32358086, 37993483, 48537129, 75986966, 97074258, 113980449, 177969473, 227960898, 307401817, 355938946, 533908419, 614803634, 922205451, 1067816838, 1844410902, 3381419987, 6762839974, 10144259961, 20288519922]

約数ペア:

[(1, 20288519922), (2, 10144259961), (3, 6762839974), (6, 3381419987), (11, 1844410902), (19, 1067816838), (22, 922205451), (33, 614803634), (38, 533908419), (57, 355938946), (66, 307401817), (89, 227960898), (114, 177969473), (178, 113980449), (209, 97074258), (267, 75986966), (418, 48537129), (534, 37993483), (627, 32358086), (979, 20723718), (1254, 16179043), (1691, 11997942), (1958, 10361859), (2937, 6907906), (3382, 5998971), (5073, 3999314), (5874, 3453953), (10146, 1999657), (18601, 1090722), (37202, 545361), (55803, 363574), (111606, 181787)]