20161621224

素因数分解:

$2^3\times 3^4\times {\mathrm{31113613}}^1$

素因数の和:31113631

約数の個数: 40

約数和(自身を含む): 56471209410

約数和(自身を除く): 36309588186

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31113613, 62227226, 93340839, 124454452, 186681678, 248908904, 280022517, 373363356, 560045034, 746726712, 840067551, 1120090068, 1680135102, 2240180136, 2520202653, 3360270204, 5040405306, 6720540408, 10080810612, 20161621224]

約数ペア:

[(1, 20161621224), (2, 10080810612), (3, 6720540408), (4, 5040405306), (6, 3360270204), (8, 2520202653), (9, 2240180136), (12, 1680135102), (18, 1120090068), (24, 840067551), (27, 746726712), (36, 560045034), (54, 373363356), (72, 280022517), (81, 248908904), (108, 186681678), (162, 124454452), (216, 93340839), (324, 62227226), (648, 31113613)]