20402489406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2938993}}^1$

素因数の和:2939100

約数の個数: 32

約数和(自身を含む): 44437589280

約数和(自身を除く): 24035099874

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3471, 6942, 2938993, 5877986, 8816979, 17633958, 38206909, 76413818, 114620727, 229241454, 261570377, 523140754, 784711131, 1569422262, 3400414901, 6800829802, 10201244703, 20402489406]

約数ペア:

[(1, 20402489406), (2, 10201244703), (3, 6800829802), (6, 3400414901), (13, 1569422262), (26, 784711131), (39, 523140754), (78, 261570377), (89, 229241454), (178, 114620727), (267, 76413818), (534, 38206909), (1157, 17633958), (2314, 8816979), (3471, 5877986), (6942, 2938993)]