18590015

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:187

約数の個数: 32

約数和(自身を含む): 24494400

約数和(自身を除く): 5904385

約数列:

[1, 5, 29, 41, 53, 59, 145, 205, 265, 295, 1189, 1537, 1711, 2173, 2419, 3127, 5945, 7685, 8555, 10865, 12095, 15635, 63017, 70151, 90683, 128207, 315085, 350755, 453415, 641035, 3718003, 18590015]

約数ペア:

[(1, 18590015), (5, 3718003), (29, 641035), (41, 453415), (53, 350755), (59, 315085), (145, 128207), (205, 90683), (265, 70151), (295, 63017), (1189, 15635), (1537, 12095), (1711, 10865), (2173, 8555), (2419, 7685), (3127, 5945)]