19159343

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 23461200

約数和(自身を除く): 4301857

約数列:

[1, 7, 29, 49, 97, 139, 203, 679, 973, 1421, 2813, 4031, 4753, 6811, 13483, 19691, 28217, 94381, 137837, 197519, 391007, 660667, 2737049, 19159343]

約数ペア:

[(1, 19159343), (7, 2737049), (29, 660667), (49, 391007), (97, 197519), (139, 137837), (203, 94381), (679, 28217), (973, 19691), (1421, 13483), (2813, 6811), (4031, 4753)]