20578764

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{15733}}^1$

素因数の和:15849

約数の個数: 24

約数和(自身を含む): 48460720

約数和(自身を除く): 27881956

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 15733, 31466, 47199, 62932, 94398, 188796, 1714897, 3429794, 5144691, 6859588, 10289382, 20578764]

約数ペア:

[(1, 20578764), (2, 10289382), (3, 6859588), (4, 5144691), (6, 3429794), (12, 1714897), (109, 188796), (218, 94398), (327, 62932), (436, 47199), (654, 31466), (1308, 15733)]