2019558890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{8539}}^1$

素因数の和:8966

約数の個数: 32

約数和(自身を含む): 3700347840

約数和(自身を除く): 1680788950

約数列:

[1, 2, 5, 10, 67, 134, 335, 353, 670, 706, 1765, 3530, 8539, 17078, 23651, 42695, 47302, 85390, 118255, 236510, 572113, 1144226, 2860565, 3014267, 5721130, 6028534, 15071335, 30142670, 201955889, 403911778, 1009779445, 2019558890]

約数ペア:

[(1, 2019558890), (2, 1009779445), (5, 403911778), (10, 201955889), (67, 30142670), (134, 15071335), (335, 6028534), (353, 5721130), (670, 3014267), (706, 2860565), (1765, 1144226), (3530, 572113), (8539, 236510), (17078, 118255), (23651, 85390), (42695, 47302)]