16804645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 24958080

約数和(自身を除く): 8153435

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 1237, 2717, 6185, 13585, 13607, 16081, 23503, 68035, 80405, 117515, 176891, 258533, 305539, 884455, 1292665, 1527695, 3360929, 16804645]

約数ペア:

[(1, 16804645), (5, 3360929), (11, 1527695), (13, 1292665), (19, 884455), (55, 305539), (65, 258533), (95, 176891), (143, 117515), (209, 80405), (247, 68035), (715, 23503), (1045, 16081), (1235, 13607), (1237, 13585), (2717, 6185)]