20443316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15823}}^1$

素因数の和:15863

約数の個数: 24

約数和(自身を含む): 39876480

約数和(自身を除く): 19433164

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 15823, 31646, 63292, 268991, 300637, 537982, 601274, 1075964, 1202548, 5110829, 10221658, 20443316]

約数ペア:

[(1, 20443316), (2, 10221658), (4, 5110829), (17, 1202548), (19, 1075964), (34, 601274), (38, 537982), (68, 300637), (76, 268991), (323, 63292), (646, 31646), (1292, 15823)]