19537641

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{461}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 30054024

約数和(自身を除く): 10516383

約数列:

[1, 3, 9, 17, 51, 153, 277, 461, 831, 1383, 2493, 4149, 4709, 7837, 14127, 23511, 42381, 70533, 127697, 383091, 1149273, 2170849, 6512547, 19537641]

約数ペア:

[(1, 19537641), (3, 6512547), (9, 2170849), (17, 1149273), (51, 383091), (153, 127697), (277, 70533), (461, 42381), (831, 23511), (1383, 14127), (2493, 7837), (4149, 4709)]