19530183051

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{941}}^1\times {\mathrm{2879}}^1$

素因数の和:3921

約数の個数: 40

約数和(自身を含む): 29544134400

約数和(自身を除く): 10013951349

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 941, 2403, 2823, 2879, 7209, 8469, 8637, 25407, 25911, 76221, 77733, 83749, 233199, 251247, 256231, 753741, 768693, 2261223, 2306079, 2709139, 6783669, 6918237, 8127417, 20754711, 24382251, 73146753, 219440259, 241113371, 723340113, 2170020339, 6510061017, 19530183051]

約数ペア:

[(1, 19530183051), (3, 6510061017), (9, 2170020339), (27, 723340113), (81, 241113371), (89, 219440259), (267, 73146753), (801, 24382251), (941, 20754711), (2403, 8127417), (2823, 6918237), (2879, 6783669), (7209, 2709139), (8469, 2306079), (8637, 2261223), (25407, 768693), (25911, 753741), (76221, 256231), (77733, 251247), (83749, 233199)]