137218190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1801}}^1$

素因数の和:2228

約数の個数: 32

約数和(自身を含む): 260785440

約数和(自身を除く): 123567250

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 401, 802, 1801, 2005, 3602, 4010, 7619, 9005, 15238, 18010, 34219, 38095, 68438, 76190, 171095, 342190, 722201, 1444402, 3611005, 7222010, 13721819, 27443638, 68609095, 137218190]

約数ペア:

[(1, 137218190), (2, 68609095), (5, 27443638), (10, 13721819), (19, 7222010), (38, 3611005), (95, 1444402), (190, 722201), (401, 342190), (802, 171095), (1801, 76190), (2005, 68438), (3602, 38095), (4010, 34219), (7619, 18010), (9005, 15238)]