19301877

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2029}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 32090240

約数和(自身を除く): 12788363

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 2029, 3171, 6087, 9513, 14203, 18261, 42609, 127827, 306379, 919137, 2144653, 2757411, 6433959, 19301877]

約数ペア:

[(1, 19301877), (3, 6433959), (7, 2757411), (9, 2144653), (21, 919137), (63, 306379), (151, 127827), (453, 42609), (1057, 18261), (1359, 14203), (2029, 9513), (3171, 6087)]