20455433258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1\times {\mathrm{9181}}^1$

素因数の和:10542

約数の個数: 32

約数和(自身を含む): 33566453760

約数和(自身を除く): 13111020502

約数列:

[1, 2, 13, 26, 67, 134, 871, 1279, 1742, 2558, 9181, 16627, 18362, 33254, 85693, 119353, 171386, 238706, 615127, 1114009, 1230254, 2228018, 7996651, 11742499, 15993302, 23484998, 152652487, 305304974, 786747433, 1573494866, 10227716629, 20455433258]

約数ペア:

[(1, 20455433258), (2, 10227716629), (13, 1573494866), (26, 786747433), (67, 305304974), (134, 152652487), (871, 23484998), (1279, 15993302), (1742, 11742499), (2558, 7996651), (9181, 2228018), (16627, 1230254), (18362, 1114009), (33254, 615127), (85693, 238706), (119353, 171386)]