18803030

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 35212320

約数和(自身を除く): 16409290

約数列:

[1, 2, 5, 10, 37, 74, 89, 178, 185, 370, 445, 571, 890, 1142, 2855, 3293, 5710, 6586, 16465, 21127, 32930, 42254, 50819, 101638, 105635, 211270, 254095, 508190, 1880303, 3760606, 9401515, 18803030]

約数ペア:

[(1, 18803030), (2, 9401515), (5, 3760606), (10, 1880303), (37, 508190), (74, 254095), (89, 211270), (178, 105635), (185, 101638), (370, 50819), (445, 42254), (571, 32930), (890, 21127), (1142, 16465), (2855, 6586), (3293, 5710)]