17980647739

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{5171}}^1$

素因数の和:5395

約数の個数: 32

約数和(自身を含む): 20208038400

約数和(自身を除く): 2227390661

約数列:

[1, 19, 23, 73, 109, 437, 1387, 1679, 2071, 2507, 5171, 7957, 31901, 47633, 98249, 118933, 151183, 183011, 377483, 563639, 2259727, 3477209, 7172177, 8682109, 10709141, 12963697, 41145647, 164960071, 246310243, 781767293, 946349881, 17980647739]

約数ペア:

[(1, 17980647739), (19, 946349881), (23, 781767293), (73, 246310243), (109, 164960071), (437, 41145647), (1387, 12963697), (1679, 10709141), (2071, 8682109), (2507, 7172177), (5171, 3477209), (7957, 2259727), (31901, 563639), (47633, 377483), (98249, 183011), (118933, 151183)]