18996811253

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{56957}}^1$

素因数の和:57077

約数の個数: 32

約数和(自身を含む): 23621621760

約数和(自身を除く): 4624810507

約数列:

[1, 7, 29, 31, 53, 203, 217, 371, 899, 1537, 1643, 6293, 10759, 11501, 47647, 56957, 333529, 398699, 1651753, 1765667, 3018721, 11562271, 12359669, 21131047, 51204343, 87542909, 93580351, 358430401, 612800363, 655062457, 2713830179, 18996811253]

約数ペア:

[(1, 18996811253), (7, 2713830179), (29, 655062457), (31, 612800363), (53, 358430401), (203, 93580351), (217, 87542909), (371, 51204343), (899, 21131047), (1537, 12359669), (1643, 11562271), (6293, 3018721), (10759, 1765667), (11501, 1651753), (47647, 398699), (56957, 333529)]