18604340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 41470464

約数和(自身を除く): 22866124

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 811, 1147, 1622, 2294, 3244, 4055, 4588, 5735, 8110, 11470, 16220, 22940, 25141, 30007, 50282, 60014, 100564, 120028, 125705, 150035, 251410, 300070, 502820, 600140, 930217, 1860434, 3720868, 4651085, 9302170, 18604340]

約数ペア:

[(1, 18604340), (2, 9302170), (4, 4651085), (5, 3720868), (10, 1860434), (20, 930217), (31, 600140), (37, 502820), (62, 300070), (74, 251410), (124, 150035), (148, 125705), (155, 120028), (185, 100564), (310, 60014), (370, 50282), (620, 30007), (740, 25141), (811, 22940), (1147, 16220), (1622, 11470), (2294, 8110), (3244, 5735), (4055, 4588)]