19335477

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 31981824

約数和(自身を除く): 12646347

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 1321, 2091, 3963, 4879, 9247, 14637, 22457, 27741, 54161, 67371, 157199, 162483, 379127, 471597, 920737, 1137381, 2762211, 6445159, 19335477]

約数ペア:

[(1, 19335477), (3, 6445159), (7, 2762211), (17, 1137381), (21, 920737), (41, 471597), (51, 379127), (119, 162483), (123, 157199), (287, 67371), (357, 54161), (697, 27741), (861, 22457), (1321, 14637), (2091, 9247), (3963, 4879)]