20876638515

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{599}}^1\times {\mathrm{5519}}^1$

素因数の和:6547

約数の個数: 32

約数和(自身を含む): 33543936000

約数和(自身を除く): 12667297485

約数列:

[1, 3, 5, 15, 421, 599, 1263, 1797, 2105, 2995, 5519, 6315, 8985, 16557, 27595, 82785, 252179, 756537, 1260895, 2323499, 3305881, 3782685, 6970497, 9917643, 11617495, 16529405, 34852485, 49588215, 1391775901, 4175327703, 6958879505, 20876638515]

約数ペア:

[(1, 20876638515), (3, 6958879505), (5, 4175327703), (15, 1391775901), (421, 49588215), (599, 34852485), (1263, 16529405), (1797, 11617495), (2105, 9917643), (2995, 6970497), (5519, 3782685), (6315, 3305881), (8985, 2323499), (16557, 1260895), (27595, 756537), (82785, 252179)]