19319772

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 47228832

約数和(自身を除く): 27909060

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 106, 111, 148, 159, 212, 222, 318, 444, 636, 821, 1642, 1961, 2463, 3284, 3922, 4926, 5883, 7844, 9852, 11766, 23532, 30377, 43513, 60754, 87026, 91131, 121508, 130539, 174052, 182262, 261078, 364524, 522156, 1609981, 3219962, 4829943, 6439924, 9659886, 19319772]

約数ペア:

[(1, 19319772), (2, 9659886), (3, 6439924), (4, 4829943), (6, 3219962), (12, 1609981), (37, 522156), (53, 364524), (74, 261078), (106, 182262), (111, 174052), (148, 130539), (159, 121508), (212, 91131), (222, 87026), (318, 60754), (444, 43513), (636, 30377), (821, 23532), (1642, 11766), (1961, 9852), (2463, 7844), (3284, 5883), (3922, 4926)]