19880814672

素因数分解:

$2^4\times 3^2\times {\mathrm{138061213}}^1$

素因数の和:138061227

約数の個数: 30

約数和(自身を含む): 55638669242

約数和(自身を除く): 35757854570

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 138061213, 276122426, 414183639, 552244852, 828367278, 1104489704, 1242550917, 1656734556, 2208979408, 2485101834, 3313469112, 4970203668, 6626938224, 9940407336, 19880814672]

約数ペア:

[(1, 19880814672), (2, 9940407336), (3, 6626938224), (4, 4970203668), (6, 3313469112), (8, 2485101834), (9, 2208979408), (12, 1656734556), (16, 1242550917), (18, 1104489704), (24, 828367278), (36, 552244852), (48, 414183639), (72, 276122426), (144, 138061213)]