20121931690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1830931}}^1$

素因数の和:1831102

約数の個数: 32

約数和(自身を含む): 41657364864

約数和(自身を除く): 21535433174

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 10990, 1830931, 3661862, 9154655, 12816517, 18309310, 25633034, 64082585, 128165170, 287456167, 574912334, 1437280835, 2012193169, 2874561670, 4024386338, 10060965845, 20121931690]

約数ペア:

[(1, 20121931690), (2, 10060965845), (5, 4024386338), (7, 2874561670), (10, 2012193169), (14, 1437280835), (35, 574912334), (70, 287456167), (157, 128165170), (314, 64082585), (785, 25633034), (1099, 18309310), (1570, 12816517), (2198, 9154655), (5495, 3661862), (10990, 1830931)]