2019911030

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1\times {\mathrm{7993}}^1$

素因数の和:8720

約数の個数: 32

約数和(自身を含む): 3740040864

約数和(自身を除く): 1720129834

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 683, 1366, 3415, 6830, 7993, 15986, 25271, 39965, 50542, 79930, 126355, 252710, 295741, 591482, 1478705, 2957410, 5459219, 10918438, 27296095, 54592190, 201991103, 403982206, 1009955515, 2019911030]

約数ペア:

[(1, 2019911030), (2, 1009955515), (5, 403982206), (10, 201991103), (37, 54592190), (74, 27296095), (185, 10918438), (370, 5459219), (683, 2957410), (1366, 1478705), (3415, 591482), (6830, 295741), (7993, 252710), (15986, 126355), (25271, 79930), (39965, 50542)]