18943956

素因数分解:

$2^2\times 3^4\times {\mathrm{59}}^1\times {\mathrm{991}}^1$

素因数の和:1066

約数の個数: 60

約数和(自身を含む): 50413440

約数和(自身を除く): 31469484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 81, 108, 118, 162, 177, 236, 324, 354, 531, 708, 991, 1062, 1593, 1982, 2124, 2973, 3186, 3964, 4779, 5946, 6372, 8919, 9558, 11892, 17838, 19116, 26757, 35676, 53514, 58469, 80271, 107028, 116938, 160542, 175407, 233876, 321084, 350814, 526221, 701628, 1052442, 1578663, 2104884, 3157326, 4735989, 6314652, 9471978, 18943956]

約数ペア:

[(1, 18943956), (2, 9471978), (3, 6314652), (4, 4735989), (6, 3157326), (9, 2104884), (12, 1578663), (18, 1052442), (27, 701628), (36, 526221), (54, 350814), (59, 321084), (81, 233876), (108, 175407), (118, 160542), (162, 116938), (177, 107028), (236, 80271), (324, 58469), (354, 53514), (531, 35676), (708, 26757), (991, 19116), (1062, 17838), (1593, 11892), (1982, 9558), (2124, 8919), (2973, 6372), (3186, 5946), (3964, 4779)]