20005573215

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19906043}}^1$

素因数の和:19906118

約数の個数: 16

約数和(自身を含む): 32486663808

約数和(自身を除く): 12481090593

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 19906043, 59718129, 99530215, 298590645, 1333704881, 4001114643, 6668524405, 20005573215]

約数ペア:

[(1, 20005573215), (3, 6668524405), (5, 4001114643), (15, 1333704881), (67, 298590645), (201, 99530215), (335, 59718129), (1005, 19906043)]