20320398

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23039}}^1$

素因数の和:23061

約数の個数: 36

約数和(自身を含む): 51217920

約数和(自身を除く): 30897522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23039, 46078, 69117, 138234, 161273, 207351, 322546, 414702, 483819, 967638, 1128911, 1451457, 2257822, 2902914, 3386733, 6773466, 10160199, 20320398]

約数ペア:

[(1, 20320398), (2, 10160199), (3, 6773466), (6, 3386733), (7, 2902914), (9, 2257822), (14, 1451457), (18, 1128911), (21, 967638), (42, 483819), (49, 414702), (63, 322546), (98, 207351), (126, 161273), (147, 138234), (294, 69117), (441, 46078), (882, 23039)]