19668870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16811}}^1$

素因数の和:16837

約数の個数: 48

約数和(自身を含む): 55076112

約数和(自身を除く): 35407242

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 16811, 33622, 50433, 84055, 100866, 151299, 168110, 218543, 252165, 302598, 437086, 504330, 655629, 756495, 1092715, 1311258, 1512990, 1966887, 2185430, 3278145, 3933774, 6556290, 9834435, 19668870]

約数ペア:

[(1, 19668870), (2, 9834435), (3, 6556290), (5, 3933774), (6, 3278145), (9, 2185430), (10, 1966887), (13, 1512990), (15, 1311258), (18, 1092715), (26, 756495), (30, 655629), (39, 504330), (45, 437086), (65, 302598), (78, 252165), (90, 218543), (117, 168110), (130, 151299), (195, 100866), (234, 84055), (390, 50433), (585, 33622), (1170, 16811)]