20783122545

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1831}}^1\times {\mathrm{39827}}^1$

素因数の和:41685

約数の個数: 32

約数和(自身を含む): 35023150080

約数和(自身を除く): 14240027535

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 1831, 5493, 9155, 27465, 34789, 39827, 104367, 119481, 173945, 199135, 521835, 597405, 756713, 2270139, 3783565, 11350695, 72923237, 218769711, 364616185, 1093848555, 1385541503, 4156624509, 6927707515, 20783122545]

約数ペア:

[(1, 20783122545), (3, 6927707515), (5, 4156624509), (15, 1385541503), (19, 1093848555), (57, 364616185), (95, 218769711), (285, 72923237), (1831, 11350695), (5493, 3783565), (9155, 2270139), (27465, 756713), (34789, 597405), (39827, 521835), (104367, 199135), (119481, 173945)]