12889812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1559}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 20132268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 1559, 2067, 2756, 3118, 4134, 4677, 6236, 8268, 9354, 18708, 20267, 40534, 60801, 81068, 82627, 121602, 165254, 243204, 247881, 330508, 495762, 991524, 1074151, 2148302, 3222453, 4296604, 6444906, 12889812]

約数ペア:

[(1, 12889812), (2, 6444906), (3, 4296604), (4, 3222453), (6, 2148302), (12, 1074151), (13, 991524), (26, 495762), (39, 330508), (52, 247881), (53, 243204), (78, 165254), (106, 121602), (156, 82627), (159, 81068), (212, 60801), (318, 40534), (636, 20267), (689, 18708), (1378, 9354), (1559, 8268), (2067, 6236), (2756, 4677), (3118, 4134)]