20219080641

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5294339}}^1$

素因数の和:5294428

約数の個数: 16

約数和(自身を含む): 28801209600

約数和(自身を除く): 8582128959

約数列:

[1, 3, 19, 57, 67, 201, 1273, 3819, 5294339, 15883017, 100592441, 301777323, 354720713, 1064162139, 6739693547, 20219080641]

約数ペア:

[(1, 20219080641), (3, 6739693547), (19, 1064162139), (57, 354720713), (67, 301777323), (201, 100592441), (1273, 15883017), (3819, 5294339)]