19252090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13463}}^1$

素因数の和:13494

約数の個数: 32

約数和(自身を含む): 40715136

約数和(自身を除く): 21463046

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 13463, 26926, 67315, 134630, 148093, 175019, 296186, 350038, 740465, 875095, 1480930, 1750190, 1925209, 3850418, 9626045, 19252090]

約数ペア:

[(1, 19252090), (2, 9626045), (5, 3850418), (10, 1925209), (11, 1750190), (13, 1480930), (22, 875095), (26, 740465), (55, 350038), (65, 296186), (110, 175019), (130, 148093), (143, 134630), (286, 67315), (715, 26926), (1430, 13463)]