20115289911

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1\times {\mathrm{5711}}^1$

素因数の和:6807

約数の個数: 32

約数和(自身を含む): 28728161280

約数和(自身を除く): 8612871369

約数列:

[1, 3, 19, 57, 61, 183, 1013, 1159, 3039, 3477, 5711, 17133, 19247, 57741, 61793, 108509, 185379, 325527, 348371, 1045113, 1174067, 3522201, 5785243, 6619049, 17355729, 19857147, 109919617, 329758851, 352899823, 1058699469, 6705096637, 20115289911]

約数ペア:

[(1, 20115289911), (3, 6705096637), (19, 1058699469), (57, 352899823), (61, 329758851), (183, 109919617), (1013, 19857147), (1159, 17355729), (3039, 6619049), (3477, 5785243), (5711, 3522201), (17133, 1174067), (19247, 1045113), (57741, 348371), (61793, 325527), (108509, 185379)]