19030228

素因数分解:

$2^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:812

約数の個数: 36

約数和(自身を含む): 39057312

約数和(自身を除く): 20027084

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 151, 196, 302, 604, 643, 1057, 1286, 2114, 2572, 4228, 4501, 7399, 9002, 14798, 18004, 29596, 31507, 63014, 97093, 126028, 194186, 388372, 679651, 1359302, 2718604, 4757557, 9515114, 19030228]

約数ペア:

[(1, 19030228), (2, 9515114), (4, 4757557), (7, 2718604), (14, 1359302), (28, 679651), (49, 388372), (98, 194186), (151, 126028), (196, 97093), (302, 63014), (604, 31507), (643, 29596), (1057, 18004), (1286, 14798), (2114, 9002), (2572, 7399), (4228, 4501)]