30912518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5479}}^1$

素因数の和:5532

約数の個数: 32

約数和(自身を含む): 58920960

約数和(自身を除く): 28008442

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5479, 5642, 10958, 38353, 71227, 76706, 142454, 169849, 339698, 498589, 997178, 1188943, 2208037, 2377886, 4416074, 15456259, 30912518]

約数ペア:

[(1, 30912518), (2, 15456259), (7, 4416074), (13, 2377886), (14, 2208037), (26, 1188943), (31, 997178), (62, 498589), (91, 339698), (182, 169849), (217, 142454), (403, 76706), (434, 71227), (806, 38353), (2821, 10958), (5479, 5642)]