19088157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 29343744

約数和(自身を除く): 10255587

約数列:

[1, 3, 11, 31, 33, 47, 93, 141, 341, 397, 517, 1023, 1191, 1457, 1551, 4367, 4371, 12307, 13101, 16027, 18659, 36921, 48081, 55977, 135377, 205249, 406131, 578429, 615747, 1735287, 6362719, 19088157]

約数ペア:

[(1, 19088157), (3, 6362719), (11, 1735287), (31, 615747), (33, 578429), (47, 406131), (93, 205249), (141, 135377), (341, 55977), (397, 48081), (517, 36921), (1023, 18659), (1191, 16027), (1457, 13101), (1551, 12307), (4367, 4371)]