19980058

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2423}}^1$

素因数の和:2482

約数の個数: 32

約数和(自身を含む): 37232640

約数和(自身を除く): 17252582

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 2423, 4123, 4846, 8246, 16961, 33922, 46037, 75113, 92074, 150226, 322259, 525791, 644518, 1051582, 1427147, 2854294, 9990029, 19980058]

約数ペア:

[(1, 19980058), (2, 9990029), (7, 2854294), (14, 1427147), (19, 1051582), (31, 644518), (38, 525791), (62, 322259), (133, 150226), (217, 92074), (266, 75113), (434, 46037), (589, 33922), (1178, 16961), (2423, 8246), (4123, 4846)]