9642017380

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{252013}}^1$

素因数の和:253935

約数の個数: 24

約数和(自身を含む): 20258901432

約数和(自身を除く): 10616884052

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 7652, 9565, 19130, 38260, 252013, 504026, 1008052, 1260065, 2520130, 5040260, 482100869, 964201738, 1928403476, 2410504345, 4821008690, 9642017380]

約数ペア:

[(1, 9642017380), (2, 4821008690), (4, 2410504345), (5, 1928403476), (10, 964201738), (20, 482100869), (1913, 5040260), (3826, 2520130), (7652, 1260065), (9565, 1008052), (19130, 504026), (38260, 252013)]