20194356676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1\times {\mathrm{8887}}^1$

素因数の和:9484

約数の個数: 48

約数和(自身を含む): 38568942720

約数和(自身を除く): 18374586044

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 491, 982, 1157, 1964, 2314, 4628, 6383, 8887, 12766, 17774, 25532, 35548, 43699, 87398, 115531, 174796, 231062, 462124, 568087, 790943, 1136174, 1581886, 2272348, 3163772, 4363517, 8727034, 10282259, 17454068, 20564518, 41129036, 56725721, 113451442, 226902884, 388353013, 776706026, 1553412052, 5048589169, 10097178338, 20194356676]

約数ペア:

[(1, 20194356676), (2, 10097178338), (4, 5048589169), (13, 1553412052), (26, 776706026), (52, 388353013), (89, 226902884), (178, 113451442), (356, 56725721), (491, 41129036), (982, 20564518), (1157, 17454068), (1964, 10282259), (2314, 8727034), (4628, 4363517), (6383, 3163772), (8887, 2272348), (12766, 1581886), (17774, 1136174), (25532, 790943), (35548, 568087), (43699, 462124), (87398, 231062), (115531, 174796)]