17938280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23603}}^1$

素因数の和:23633

約数の個数: 32

約数和(自身を含む): 42487200

約数和(自身を除く): 24548920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 23603, 47206, 94412, 118015, 188824, 236030, 448457, 472060, 896914, 944120, 1793828, 2242285, 3587656, 4484570, 8969140, 17938280]

約数ペア:

[(1, 17938280), (2, 8969140), (4, 4484570), (5, 3587656), (8, 2242285), (10, 1793828), (19, 944120), (20, 896914), (38, 472060), (40, 448457), (76, 236030), (95, 188824), (152, 118015), (190, 94412), (380, 47206), (760, 23603)]