19318090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2879}}^1$

素因数の和:2958

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 19250870

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 2879, 3355, 5758, 6710, 14395, 28790, 31669, 63338, 158345, 175619, 316690, 351238, 878095, 1756190, 1931809, 3863618, 9659045, 19318090]

約数ペア:

[(1, 19318090), (2, 9659045), (5, 3863618), (10, 1931809), (11, 1756190), (22, 878095), (55, 351238), (61, 316690), (110, 175619), (122, 158345), (305, 63338), (610, 31669), (671, 28790), (1342, 14395), (2879, 6710), (3355, 5758)]