20147520957

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1\times {\mathrm{2243}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 27725068800

約数和(自身を除く): 7577547843

約数列:

[1, 3, 43, 129, 179, 389, 537, 1167, 2243, 6729, 7697, 16727, 23091, 50181, 69631, 96449, 208893, 289347, 401497, 872527, 1204491, 2617581, 2994133, 8982399, 17264371, 37518661, 51793113, 112555983, 156182333, 468546999, 6715840319, 20147520957]

約数ペア:

[(1, 20147520957), (3, 6715840319), (43, 468546999), (129, 156182333), (179, 112555983), (389, 51793113), (537, 37518661), (1167, 17264371), (2243, 8982399), (6729, 2994133), (7697, 2617581), (16727, 1204491), (23091, 872527), (50181, 401497), (69631, 289347), (96449, 208893)]