20347574476

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{546919}}^1$

素因数の和:547125

約数の個数: 24

約数和(自身を含む): 36385493760

約数和(自身を除く): 16037919284

約数列:

[1, 2, 4, 71, 131, 142, 262, 284, 524, 9301, 18602, 37204, 546919, 1093838, 2187676, 38831249, 71646389, 77662498, 143292778, 155324996, 286585556, 5086893619, 10173787238, 20347574476]

約数ペア:

[(1, 20347574476), (2, 10173787238), (4, 5086893619), (71, 286585556), (131, 155324996), (142, 143292778), (262, 77662498), (284, 71646389), (524, 38831249), (9301, 2187676), (18602, 1093838), (37204, 546919)]