20120936878

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{267587}}^1$

素因数の和:267768

約数の個数: 32

約数和(自身を含む): 35604188928

約数和(自身を除く): 15483252050

約数列:

[1, 2, 7, 14, 41, 82, 131, 262, 287, 574, 917, 1834, 5371, 10742, 37597, 75194, 267587, 535174, 1873109, 3746218, 10971067, 21942134, 35053897, 70107794, 76797469, 153594938, 245377279, 490754558, 1437209777, 2874419554, 10060468439, 20120936878]

約数ペア:

[(1, 20120936878), (2, 10060468439), (7, 2874419554), (14, 1437209777), (41, 490754558), (82, 245377279), (131, 153594938), (262, 76797469), (287, 70107794), (574, 35053897), (917, 21942134), (1834, 10971067), (5371, 3746218), (10742, 1873109), (37597, 535174), (75194, 267587)]