15620964

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 38734080

約数和(自身を除く): 23113116

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 131, 228, 262, 393, 523, 524, 786, 1046, 1569, 1572, 2092, 2489, 3138, 4978, 6276, 7467, 9937, 9956, 14934, 19874, 29811, 29868, 39748, 59622, 68513, 119244, 137026, 205539, 274052, 411078, 822156, 1301747, 2603494, 3905241, 5206988, 7810482, 15620964]

約数ペア:

[(1, 15620964), (2, 7810482), (3, 5206988), (4, 3905241), (6, 2603494), (12, 1301747), (19, 822156), (38, 411078), (57, 274052), (76, 205539), (114, 137026), (131, 119244), (228, 68513), (262, 59622), (393, 39748), (523, 29868), (524, 29811), (786, 19874), (1046, 14934), (1569, 9956), (1572, 9937), (2092, 7467), (2489, 6276), (3138, 4978)]