19710396

素因数分解:

$2^2\times 3^2\times {\mathrm{601}}^1\times {\mathrm{911}}^1$

素因数の和:1522

約数の個数: 36

約数和(自身を含む): 49961184

約数和(自身を除く): 30250788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 601, 911, 1202, 1803, 1822, 2404, 2733, 3606, 3644, 5409, 5466, 7212, 8199, 10818, 10932, 16398, 21636, 32796, 547511, 1095022, 1642533, 2190044, 3285066, 4927599, 6570132, 9855198, 19710396]

約数ペア:

[(1, 19710396), (2, 9855198), (3, 6570132), (4, 4927599), (6, 3285066), (9, 2190044), (12, 1642533), (18, 1095022), (36, 547511), (601, 32796), (911, 21636), (1202, 16398), (1803, 10932), (1822, 10818), (2404, 8199), (2733, 7212), (3606, 5466), (3644, 5409)]