20173787796

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{326881}}^1$

素因数の和:327064

約数の個数: 48

約数和(自身を含む): 48692342720

約数和(自身を除く): 28518554924

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 139, 148, 222, 278, 417, 444, 556, 834, 1668, 5143, 10286, 15429, 20572, 30858, 61716, 326881, 653762, 980643, 1307524, 1961286, 3922572, 12094597, 24189194, 36283791, 45436459, 48378388, 72567582, 90872918, 136309377, 145135164, 181745836, 272618754, 545237508, 1681148983, 3362297966, 5043446949, 6724595932, 10086893898, 20173787796]

約数ペア:

[(1, 20173787796), (2, 10086893898), (3, 6724595932), (4, 5043446949), (6, 3362297966), (12, 1681148983), (37, 545237508), (74, 272618754), (111, 181745836), (139, 145135164), (148, 136309377), (222, 90872918), (278, 72567582), (417, 48378388), (444, 45436459), (556, 36283791), (834, 24189194), (1668, 12094597), (5143, 3922572), (10286, 1961286), (15429, 1307524), (20572, 980643), (30858, 653762), (61716, 326881)]