20120506

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75641}}^1$

素因数の和:75669

約数の個数: 16

約数和(自身を含む): 36308160

約数和(自身を除く): 16187654

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 75641, 151282, 529487, 1058974, 1437179, 2874358, 10060253, 20120506]

約数ペア:

[(1, 20120506), (2, 10060253), (7, 2874358), (14, 1437179), (19, 1058974), (38, 529487), (133, 151282), (266, 75641)]