18919944

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{5591}}^1$

素因数の和:5650

約数の個数: 48

約数和(自身を含む): 52341120

約数和(自身を除く): 33421176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 5591, 11182, 16773, 22364, 33546, 44728, 50319, 67092, 100638, 134184, 201276, 262777, 402552, 525554, 788331, 1051108, 1576662, 2102216, 2364993, 3153324, 4729986, 6306648, 9459972, 18919944]

約数ペア:

[(1, 18919944), (2, 9459972), (3, 6306648), (4, 4729986), (6, 3153324), (8, 2364993), (9, 2102216), (12, 1576662), (18, 1051108), (24, 788331), (36, 525554), (47, 402552), (72, 262777), (94, 201276), (141, 134184), (188, 100638), (282, 67092), (376, 50319), (423, 44728), (564, 33546), (846, 22364), (1128, 16773), (1692, 11182), (3384, 5591)]