20099805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 35676288

約数和(自身を除く): 15576483

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 1997, 2013, 3355, 5991, 9985, 10065, 21967, 29955, 65901, 109835, 121817, 329505, 365451, 609085, 1339987, 1827255, 4019961, 6699935, 20099805]

約数ペア:

[(1, 20099805), (3, 6699935), (5, 4019961), (11, 1827255), (15, 1339987), (33, 609085), (55, 365451), (61, 329505), (165, 121817), (183, 109835), (305, 65901), (671, 29955), (915, 21967), (1997, 10065), (2013, 9985), (3355, 5991)]