20669055

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{347}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 38185344

約数和(自身を除く): 17516289

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 347, 361, 627, 1041, 1045, 1083, 1735, 1805, 3135, 3817, 3971, 5205, 5415, 6593, 11451, 11913, 19085, 19779, 19855, 32965, 57255, 59565, 72523, 98895, 125267, 217569, 362615, 375801, 626335, 1087845, 1377937, 1879005, 4133811, 6889685, 20669055]

約数ペア:

[(1, 20669055), (3, 6889685), (5, 4133811), (11, 1879005), (15, 1377937), (19, 1087845), (33, 626335), (55, 375801), (57, 362615), (95, 217569), (165, 125267), (209, 98895), (285, 72523), (347, 59565), (361, 57255), (627, 32965), (1041, 19855), (1045, 19779), (1083, 19085), (1735, 11913), (1805, 11451), (3135, 6593), (3817, 5415), (3971, 5205)]