20407029246

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{77647}}^1$

素因数の和:77846

約数の個数: 64

約数和(自身を含む): 47110594560

約数和(自身を除く): 26703565314

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 157, 186, 279, 314, 471, 558, 837, 942, 1413, 1674, 2826, 4239, 4867, 8478, 9734, 14601, 29202, 43803, 77647, 87606, 131409, 155294, 232941, 262818, 465882, 698823, 1397646, 2096469, 2407057, 4192938, 4814114, 7221171, 12190579, 14442342, 21663513, 24381158, 36571737, 43327026, 64990539, 73143474, 109715211, 129981078, 219430422, 329145633, 377907949, 658291266, 755815898, 1133723847, 2267447694, 3401171541, 6802343082, 10203514623, 20407029246]

約数ペア:

[(1, 20407029246), (2, 10203514623), (3, 6802343082), (6, 3401171541), (9, 2267447694), (18, 1133723847), (27, 755815898), (31, 658291266), (54, 377907949), (62, 329145633), (93, 219430422), (157, 129981078), (186, 109715211), (279, 73143474), (314, 64990539), (471, 43327026), (558, 36571737), (837, 24381158), (942, 21663513), (1413, 14442342), (1674, 12190579), (2826, 7221171), (4239, 4814114), (4867, 4192938), (8478, 2407057), (9734, 2096469), (14601, 1397646), (29202, 698823), (43803, 465882), (77647, 262818), (87606, 232941), (131409, 155294)]