18995981556

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1\times {\mathrm{9067}}^1$

素因数の和:11604

約数の個数: 48

約数和(自身を含む): 44971476480

約数和(自身を除く): 25975494924

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 2459, 4918, 7377, 9067, 9836, 14754, 18134, 27201, 29508, 36268, 54402, 108804, 174589, 349178, 523767, 643757, 698356, 1047534, 1287514, 1931271, 2095068, 2575028, 3862542, 7725084, 22295753, 44591506, 66887259, 89183012, 133774518, 267549036, 1582998463, 3165996926, 4748995389, 6331993852, 9497990778, 18995981556]

約数ペア:

[(1, 18995981556), (2, 9497990778), (3, 6331993852), (4, 4748995389), (6, 3165996926), (12, 1582998463), (71, 267549036), (142, 133774518), (213, 89183012), (284, 66887259), (426, 44591506), (852, 22295753), (2459, 7725084), (4918, 3862542), (7377, 2575028), (9067, 2095068), (9836, 1931271), (14754, 1287514), (18134, 1047534), (27201, 698356), (29508, 643757), (36268, 523767), (54402, 349178), (108804, 174589)]